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“Multi Slot Battery Charger To Operate At Lower Input Than Rated Operational Power Through Dynamic Regulation”

Abstract: ABSTRACT “MULTI-SLOT BATTERY CHARGER TO OPERATE AT LOWER INPUT THAN RATED OPERATIONAL POWER THROUGH DYNAMIC REGULATION” In an embodiment of the present disclosure, a method for dynamically regulating charging of a plurality of batteries (101n) using a controller device (104) of a multi-slot charging station (100). The method comprises determining a power consumption limit for the multi-slot charging station (100) of the single phase connection and at least one battery (101n) is selected from the plurality of batteries (101n) based on power consumption limit of the multi-slot charging station (100) of the single phase connection. Dynamically determining a priority for each battery of the plurality of batteries (101n) from the plurality of charging slots (102n) based on a plurality of parameters. Further, the selected batteries (101n) are dynamically charged based on the determined priority, and the selected at least one battery (101n) are within power consumption limit of the single phase connection. FIG. 3

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
10 November 2021
Publication Number
45/2022
Publication Type
INA
Invention Field
COMPUTER SCIENCE
Status
Email
patent@ipmetrix.com
Parent Application
Patent Number
Legal Status
Grant Date
2025-08-07
Renewal Date

Applicants

ESMITO SOLUTIONS PRIVATE LIMITED
4D, B BLOCK GROUND FLOOR, IITM RESEARCH PARK, KANAGAM ROAD, THARAMANI, CHENNAI - 600113.

Inventors

1. PRABHJOT KAUR
4B4, RAMS RAGASHREE VILLAS, PERUNTHALAIVAR KAMARAJAR NAGAR, AMBEDKAR NAGAR, PERUNGUDI, CHENNAI, TAMIL NADU, INDIA, PIN CODE-600041.

Specification

DESC:FORM 2
The Patent Act 1970
(39 of 1970)
&
The Patent Rules, 2005

COMPLETE SPECIFICATION
(SEE SECTION 10 AND RULE 13)

TITLE OF THE INVENTION

“MULTI-SLOT BATTERY CHARGER TO OPERATE AT LOWER INPUT THAN RATED OPERATIONAL POWER THROUGH DYNAMIC REGULATION”

APPLICANTS:

Name : Esmito Solutions Pvt lts.

Nationality : India

Address : 4D, B Block Ground Floor, Iitm Research Park, Kanagam Road, Tharamani, Chennai - 600113.

The following specification particularly describes and ascertains the nature of this invention and the manner in which it is to be performed:-

FIELD OF INVENTION
The embodiments disclosed herein generally relate to battery stations, and more particularly, multi-slot charging station for dynamically regulating power to a multiple of batteries using single phase connection. This application is based on and derives the benefit of Indian Provisional Application 202141051439 filed on 10th November 2021, the contents of which are incorporated herein by reference.

BACKGROUND OF THE INVENTION
In general, there can be multitude of problems related to electricity supply such as for example but not limited to non-uniform availability of electricity supply, large variation in paying capacity of consumers and extremely competitive market to bear cost of electricity for operational expenses. For business purposes, commercial electricity tariffs are much higher than residential electricity tariffs. Also, three-phase commercial connections are much costlier than single-phase connections. Allowed capacity on a single-phase connection gets exhausted in just regular load of a small shop. Electric vehicles (EV) technology and proliferation make service providers even more skeptical of installing three phase battery swapping units in premises to cater to growing demands of batteries by EV users.
Also, consumption of electricity is not uniform and varies based on demands of users. The service providers do not want to risk payment of electricity at higher slabs, when the service provider is not sure of consumption of the electricity in limit. Existing systems only work with the higher electricity slab in the swapping stations. Most of the rural areas include single phase supply or irregular power supply and charging the EVs using available power limit is not possible with existing systems. In traditional systems of grid and available devices do not support mapping demand based supply and do not allow lower tariff applicability during low demand times of the grid. Thus supply demand control cannot be applied to manage the loads even if intelligence is built into the system. Therefore, there is a need for a self-sufficient system or device that can handle the demand control by itself in order to function in limited supply areas and also to make the systems commercially more viable.
Thus, it is desired to address the above mentioned disadvantages or other shortcomings or at least provide a useful alternative.

OBJECT OF INVENTION
A principal objective of the invention is to provide a multi-slot charging station for managing electricity within power limit and to manage the loads without compromising on quality and quantity of output and improving affordability status of the provider. The power is dynamically regulated to a multiple of batteries to efficiently charge the multiple of batteries even in lower input power supply.
Another objective of the invention is to dynamically select a set of batteries in the system from the multiple of batteries during limited electricity consumption based on different parameters to support user demand, prevent battery failure and to increase the battery life.

SUMMARY
Embodiments disclosed herein provide a multi-slot charging station for dynamically regulating power to a multiple batteries in a manner that the otherwise three-phase station can operate in a single phase connection. The multi-slot charging station includes controller device communicatively connected to the at least one battery swapping unit and the cloud database, and the controller device is configured to determine a power consumption limit for the multi-slot charging station of the single phase connection and at least one battery is selected from the multiple batteries based on power consumption limit of the multi-slot charging station of the single phase connection. Further, the multi-slot charging station includes dynamically determining a priority for each selected battery of the multiple batteries from the multiple charging slots based on a multiple parameters and dynamically charging the at least one selected battery of the multiple batteries based on the determined priority. Furthermore, the selected at least one battery are within power consumption limit of the single phase connection.
In an embodiment, the controller device is configured to detect that the selected battery are fully charged and select at least one remaining battery of the multiple batteries from the multiple charging slots for charging based on the determined priority and the power consumption limit. Further, the at least one remaining battery in the battery swapping unit are charged.
In an embodiment, the power consumption limit of the multi-slot charging station is based on, power supply quality, if the power in single phase, whether the power supply in rural area running on a single phase power supply or a three phase power supply.
In an embodiment, the multiple parameters includes at least one of a power requirement for charging at least one battery present in each charging slot of the multiple charging slots, a user battery profile, a maximum power dispensed from the multiple charging slots, a State of Charge (SOC) level of at least one battery present in each slot of the multiple charging slots, a percentage of charge remaining in at least one battery present in each slot of the multiple charging slots, a fast charging slots in at least one charging slot of the multiple charging slots determined by the controller device, a rate of charging of individual battery, a rate of charging of all batteries at once, a percentage of charge remaining in the battery, a number of batteries present in the multiple charging slot, a total number of connected batteries in each charging slot of the multiple charging slots.
In an embodiment, the user battery profile is determined based on a frequency of visits of multiple users at the battery swapping unit, and a day usage profile of historical behavior of battery demand.
In an embodiment, the rate of charge is a time taken by the at least one charging slot to completely charge at least one battery.
In another embodiment, a method for dynamically regulating charging of a multiple batteries using a controller device of a multi-slot charging station. The method includes determining a power consumption limit for the multi-slot charging station of the single phase connection and at least one battery is selected from the multiple batteries based on power consumption limit of the multi-slot charging station of the single phase connection. Dynamically determining a priority for each battery of the multiple batteries from the multiple charging slots based on a multiple parameters. Further, the selected batteries are dynamically charged based on the determined priority, where the selected at least one battery are within power consumption limit of the single phase connection.
These and other aspects of the embodiments herein will be better appreciated and understood when considered in conjunction with the following description and the accompanying drawings. It should be understood, however, that the following descriptions, while indicating preferred embodiments and numerous specific details thereof, are given by way of illustration and not of limitation. Many changes and modifications may be made within the scope of the embodiments herein without departing from the scope thereof, and the embodiments herein include all such modifications.

BRIEF DESCRIPTION OF FIGURES
This invention is illustrated in the accompanying drawings, throughout which like reference letters indicate corresponding parts in the various figures. The embodiments herein will be better understood from the following description with reference to the drawings, in which:
FIG. 1 is an illustration of a multi-slot charging station communicatively connected to a controller and cloud system, according to the embodiments as disclosed herein;
FIG. 2 is an illustration of a system including multi-slot charging station communicatively connected to the controller and cloud system, according to the embodiments as disclosed herein;
FIG. 3 is a block diagram of multi-slot charging station for dynamically regulating power to multiple batteries, according to the embodiments as disclosed herein; and
FIG. 4 a flow chart illustrating a method for dynamically regulating power to a multiple batteries, according to the embodiments as disclosed herein.

DETAILED DESCRIPTION OF INVENTION
The embodiments herein and the various features and advantageous details thereof are explained more fully with reference to the non-limiting embodiments that are illustrated in the accompanying drawings and detailed in the following description. Descriptions of well-known components and processing techniques are omitted so as to not unnecessarily obscure the embodiments herein. Also, the various embodiments described herein are not necessarily mutually exclusive, as some embodiments can be combined with one or more other embodiments to form new embodiments. The term “or” as used herein, refers to a non-exclusive or, unless otherwise indicated. The examples used herein are intended merely to facilitate an understanding of ways in which the embodiments herein can be practiced and to further enable those skilled in the art to practice the embodiments herein. Accordingly, the examples should not be construed as limiting the scope of the embodiments herein.
The accompanying drawings are used to help easily understand various technical features and it should be understood that the embodiments presented herein are not limited by the accompanying drawings. As such, the present disclosure should be construed to extend to any alterations, equivalents and substitutes in addition to those which are particularly set out in the accompanying drawings. Although the terms first, second, etc. may be used herein to describe various elements, the elements should not be limited by these terms. These terms are generally only used to distinguish one element from another.
In some conventional system, a charging control device charges multiple electric vehicles using a renewable energy generator connected to onboard system of electric power at a business establishment, and a multiple charges that receive electric power from storage battery via onboard system. Unlike the conventional system, the present disclosure determines number of chargers connected to the device and the number chargers to be turned on within the power consumption limit and to monitor the electricity consumption of every single battery in the multi-slot charging station and to calculates the number of batteries can be charged within the power consumption limit of the multi-slot charging station.
The conventional system charging control system can swap battery in a very short time and does not significantly affect the service life of the traction battery and also provide electric energy replenishment. The charging control system sets upper limit of power to be consumed for each control cycle. The limit is set according to the energy generated by the renewable energy generator. The charging and discharging of the storage battery is appropriately controlled in accordance with the power demand value. Unlike the conventional systems, the proposed multi-slot charging station dynamically regulates power to multiple batteries in the multi-slot swapping station based on multiple parameters and electricity consumption limit of the single phase power supply.
In the present disclosure, a flexible approach to manage power within a pre-defined limits of thresholds and beyond is paying slab raises while managing the demand flow appropriately to serve to user needs or demands. The present disclosure provides continuous monitoring of batteries to be charged at every single slot power consumption and communicate and control the consumption of every battery in the charging slot.
In an embodiment, a method for dynamically regulating charging of a multiple batteries using a controller device (104)of a multi-slot charging station. The method includes determining a power consumption limit for the multi-slot charging station of the single phase connection and at least one battery is selected from the multiple batteries based on power consumption limit of the multi-slot charging station of the single phase connection. Dynamically determining a priority for each battery of the multiple batteries from the multiple charging slots based on a multiple parameters. Further, the selected batteries are dynamically charged based on the determined priority, where the selected at least one battery are within power consumption limit of the single phase connection.
Referring now to the drawings, where similar reference characters denote corresponding features consistently throughout the figures, there are shown preferred embodiments.
FIG. 1 is an illustration of a multi-slot charging station communicatively connected to a controller device (104) and a cloud system (103), according to the embodiments as disclosed herein. Referring to FIG. 1, the multi-slot charging station (100) includes multiple charging slots (120), multiple batteries (101), controller device (104) and the cloud system (103). In an embodiment the charging slots (120) are inserted with batteries for charging. The charging slots (120) are arranged in such a way that at least one charging slot (120) is always empty to insert a discharged battery by a user or customer. The multi-slot charging station (100) includes multiple charging slots (102n) for charging the multiple batteries (101.1-101.n) and the multiple batteries (101) to be charged are inserted into the charging slots (102.1-102.n) for charging. The configuration includes a controller device (104) for controlling the power limit of the multi-slot charging station (100), and to decide the priority for the batteries (101.1-101.n). The cloud system (103) can store the related information but not limited to battery swapping units (301) and the battery related information. In an embodiment, the multi-slot charging station (100) can include at least one battery swapping unit (301) (not showed in FIG. 1).
In an embodiment, the multiple batteries (101.1-101.n) are charged simultaneously and multiple separate charging slots (102-102n) are provided to charge the multiple batteries in parallel. In an embodiment, the charging slots (102-102n) are individually controlled. The multi-slot charging station (100) is the single point of contact between user and cloud system (103) that manages the multi-slot charging station (100). The multi-slot charging station (100) includes Electricity Box (EB) for supplying power to the station (not shown in FIG. 1). The main object of present disclosure is to use a three phase multi-slot charging stations (100) to work on single phase power line. The present disclosure manages loads of the multiple batteries (101) provided to the multi-slot charging station (100) within the available power supply without or less interruption on the charging of all batteries in the stations or availability of charged batteries (101) to the users.
The batteries (101) in the charging slots (102-102n) are charged based on priorities and the priorities can be determined based on but not limited to various parameters such as State of Charge (SOC) of batteries. Providing priority to the batteries (101) protect the batteries (101) from going to the deep discharge state. The deep discharge occurs when capacity of a battery has been exhausted. Battery cells have a set voltage at which they cease to function. The voltage is called the cut-off point. Exhausting deep causes 1.5 to 2 times as much electric discharge as the battery can support. The priorities can be defined in following manner in order to keep the total consumption of power below maximum permitted limit of the single phase supply (L). The batteries (101) are charged based on deep discharge threshold of the battery (101) in order to protect the batteries (101) to go the deep discharge mode. Prioritizing the batteries (101n) near to deep discharge threshold protects the batteries (101n) from going into deep charge mode. The control of the power consumption and selection of batteries (101) to be selected for charging and the selection of chargers to charge the batteries (101) are controlled by the controller device (104).
FIG. 2 is an illustration of a system including multi-slot charging station (100) communicatively connected to the controller device (104) and cloud system (103), according to the embodiments as disclosed herein. The present disclosure can be applied to any or all situations of power fluctuations or during limited power availability controlled through the EB if dynamic charge control is enabled through server or EB communication. The present disclosure can also handle only part of power consumption but multiple of points of power consumption and equipment can still work in parts instead of working in full capacity. All intelligent controls for dynamic charging, charging rate control can be incorporated into the same station. The three phase power support is much higher as compared to the single phase supply. The wiring and other power devices in the station are designed for three phase so handling single phase connection is much easier (within the power limits or operational region of three phase). In conventional embodiment, the client requirement or area of installation of the multi-slot charging station (100) is known. The controller device (104) is updated with the single phase mode operation. The controller device (104) is configured to select partial loads based on priorities defined and confirming that the limit of power consumption does not cross the single power supply. The controller device (104) selects the total load for charging the batteries to be within specified limits that is by selecting partial number of batteries instead of all load at once. In an embodiment, the loads are number of batteries.
Installation of the multi-slot charging station (100) is described herein: the requirement of power limitation (single phase instead of three phase availability) is known in the field. An installation engineer makes configuration settings through touch screen given on the multi-slot charging station (100). The installation engineer selects to override three phase configurations to single phase configuration. Overall, the single phase operation is achieved by limiting the total power consumption of the set of all chargers or batteries to be below the single phase specified limit of the area of installation. The three phase power supply is much costlier than single phase supply. Installation or commissioning charges of three phase connection are higher, the slabs are higher. The minimum guaranteed power bills are higher for three phase than the single phase. In another embodiment of the present disclosure, demand of service is determined by the frequency of visits of the users. Based on frequency of users, day usage profile of previous days, historical behaviours of battery demand, the priority of the battery charging can be changed. For example: low SOC batteries (even the deep discharge batteries in some critical situations) are bypassed and prioritise Operational Technology (OT) charge maximum charge batteries first in order to serve the users. However in all the cases, the base condition is to ensure that total power consumption does not exceed specified limit of a single phase connection. The main objective of the present disclosure is to make the multi-slot charging station (100) work on single phase power. Within the limits of power available, the number of batteries are selected to be charged, hence managing the quantities. Quality of Service (QoS) is ensured by prioritising the selection of batteries (101) to be charged. The battery (101) has in-built measurement of SOC and communicates with the controller device (104). The communication can be but not limited to proprietary protocol or a standard protocol. The communication established between the controller devices (104) and the battery, the controller device (104) monitors the SOC level of the batteries and takes decision based on but not limited to the battery conditions.
With two modes of setting up the phase requirement, the requirement is captured by the controller device (104). Based on input from production engineer or installation engineer, the controller device (104) computes the power requirements for charging the batteries in N slots. If station is N slot, the maximum power requirement = N X charging power of one battery. A charging current is calculated based on the charging current needed for each battery pack. As per the peak requirements of the batteries to be charged, the controller device (104) sets in the threshold value of maximum power that can be dispensed from all the chargers cumulatively considering the peak power requirements. The priority function is described based on number of batteries (101) to be charged to ensure that total power consumed is never more than the permitted limit of the phase of the station is connected to the multi-slot charging station (100).
?_(i=1)^I¦?S_i + ?_(p=1)^P¦S_p + = L? -----Equation (1)
Where Si is power consumed by at least one battery pack or per slot or per charger in the station and Sp is the power consumed by pth and other component used in the multi-slot swap station (100). The components include but not limited to controller device (104), lights, relays, switches, converters. Each of the batteries (101) can consume same or different power, and the power requirements of each battery is computed periodically to ensure that the total power threshold is never breached. The priority function ensures that the station is designed to work with three phase supply to support multiple connected loads, can work on single phase supply as well in areas where on single phase is possible. The present disclosure ensures no safety element is bypassed. The power requirement is not based on the SoC of the pack, but energy requirement is example Power requirement essentially current needed by the battery) CC/CV mode followed by most of lithium batteries, most of the time is spent in CC profile and the current or power requirement is usually same. The CC charging that charges with a constant current, and CV that charges at a constant voltage, depending on the voltage of the rechargeable battery. The time for current is consumed to reach to a certain level of SoC from starting SoC determines the energy. Energy consumption can also be limited in total for continued usage in some time periods (hours / days/ weeks) per month as specified by EB.
First architecture describes each battery placed in the charging slots (102-102n) communicates the requirements to charger or charging slots (102-102n) and charger communicates to the controller device (104). In an embodiment, the charging slots (102n) are interchangeably referred as charger. The controller device (104) takes cumulative requirements from all chargers connected to the charging slots (102n) and decides the power to be supplied and time taken to charge batteries (101n) connected to the charging slots (102n). A second architecture include batteries directly communicating the requirements to the controller device (104) over wired or wireless media and controller device (104) selects the batteries (101) to be charged and the specific charging slots (102n) charge the selected batteries (101) at a defined particular rate. The rate of charging can only be lower than the power set by the battery in order to ensure safe charging of the battery. In addition, ensuring that the total power threshold does not exceed in any condition. In an embodiment, the controller device (104) can include built sensors to sense instant voltage of the battery and internally then maps the voltage to the SoC of the battery (101n). The controller device (104) (through its preferred information of the battery capacity or through the server communication on that particular battery) can determine the power needed for charging the selected batteries. The controller device (104) summate the power requirements of all batteries through using various parameters and confirms power consumption threshold.
In an embodiment, multi-slot charging station (100) determines the power consumption limit of the multi-slot charging station (100) and the dynamically determines the priority of the selected batteries. The priority of the batteries are determined based on the rankings provided by the controller device (104). Based on the priority the batteries are prioritized and charged within the power consumption limit. In some embodiment, the newly entered batteries are detected in the swapping station for charging. The multiple parameters are checked for the newly entered batteries and based on the multiple parameters the batteries are selected. After the selection of the newly entered batteries, the remaining batteries are selected for charging. The remaining batteries are also selected based on the multiple parameters and within the power limit of the swapping station. The power consumption limit of the multi-slot charging station (100) is based on various parameters. The parameters can be based on power supply quality and type of connection provided at desired site of station installation. The desired site of station can be a rural area running on a single phase power supply or a three power supply or whether the power available in the commercial set-up to install at least one of the multiple swap station stations running on single phase or a three phase power supply.
FIG. 3 is a block diagram for dynamically regulating power to multiple batteries, according to the embodiments as disclosed herein.
Referring to FIG. 3, the multi-slot charging station (100) includes controller device (104), a cloud database (103), battery swapping unit (201n) with multiple charging slots (102n) including battery from the multiple batteries (101). The controller device (104) is communicatively connected to the battery swapping unit (301) and the cloud database (103). The controller device (104) determines a power consumption limit, if the multi-slot charging station (100) of the single phase connection, and some of the batteries (101n) are selected from the charging slots (102n) for charging within the power consumption limit. Once the batteries (101n) are selected for charging the priority for the selected battery are determined. The parameters can be but not limited to a power requirement for charging at least one battery present in each charging slot of the multiple charging slots (102n), a user battery profile, a maximum power dispensed from the multiple charging slots (102n), the State of Charge (SOC) level of at least one battery present in each slot of the multiple charging slots (102n), a percentage of charge remaining in at least one battery present in each slot of the multiple charging slots (102n), a fast charging slots (102n) in at least one charging slot of the multiple charging slots (102n) determined by the controller device (104), a rate of charging of individual battery, a rate of charging of all batteries (101n) at once, a percentage of charge remaining in the battery (101n), a number of batteries present in the multiple charging slot (102n) and a total number of connected batteries (101n) in each charging slot of the multiple charging slots (102n). The one or more selected batteries (101n) are dynamically charged based on the variety of parameters such as but not limited to priority, power consumption limit, power supply quality, frequency of visitors, historical data and rate of charge of the batteries. In an embodiment, once the selected batteries (101n) are fully charged, then remaining batteries (101n) are selected based on the determined priority and the electricity consumption limit and the above steps are repeated until all the batteries (101n) are charged. In other words, if M batteries are the charged batteries and N are the batteries to be charged at time t, then N-M batteries (101n) are assigned with priority based on most charged battery (101n), that is to the batteries (101n) with highest SOC so that the users can be served without impacting the business of multi-slot charging station (100). In an embodiment, the priorities of charging the batteries (101n) are customized based on features that the operator wants to include such as but not limited to extending the life of battery.
In an embodiment, the proposed disclosure do not mandate the control energy consumption of each battery (101n), but to control cumulative power consumption of all the batteries (101n) connected to the charging slots (102), especially by switching on or off the charging slots (102n) based on priorities.
In another embodiment, the process of charging the discharged battery (101n) includes, opening a free charging slot in a multi-slot charging station (100) and the discharged battery (101n) is inserted into the charging slot (102). Once the battery (101n) is inserted in the station, the controller device (104) verifies the battery to be charged. The multi-slot charging station (100) issues a charged battery (101n) to the user.
FIG. 4 a flow chart illustrating a method for dynamically regulating power to a multiple batteries (101n), according to the embodiments as disclosed herein.
At step 1002, a power consumption limit for the multi-slot charging station (100) of the single phase connection is determined and at least one battery (101n) is selected from the multiple batteries (101n) based on power consumption limit of the multi-slot charging station (100) of the single phase connection.
At step 1004, a priority for each battery of the multiple batteries (101n) are dynamically determined from the multiple charging slots (102n) based on a multiple parameters.
At step 1006, the at least one selected battery of the multiple batteries (101n) are dynamically charged based on the determined priority, and the selected at least one battery (101n) are within power consumption limit of the single phase connection.
At step 1008, the selected batteries are charged at selected rate of charge in each respectively selected charging slot.
At step, 1010, the selected batteries are continued to charge till end of charging and then select the next set of batteries out of the plurality of batteries.
The various actions, acts, blocks, steps, or the like in the method may be performed in the order presented, in a different order or simultaneously. Further, in some embodiments, some of the actions, acts, blocks, steps, or the like may be omitted, added, modified, skipped, or the like without departing from the scope of the invention.
The foregoing description of the specific embodiments will so fully reveal the general nature of the embodiments herein that others can, by applying current knowledge, readily modify or adapt for various applications such specific embodiments without departing from the generic concept, and, therefore, such adaptations and modifications should and are intended to be comprehended within the meaning and range of equivalents of the disclosed embodiments. It is to be understood that the phraseology or terminology employed herein is for the purpose of description and not of limitation. Therefore, while the embodiments herein have been described in terms of preferred embodiments, those skilled in the art will recognize that the embodiments herein can be practiced with modification within the scope of the embodiments as described herein.

,CLAIMS:CLAIMS
We Claim:
1. A multi-slot charging station (100) for dynamically regulating power to a plurality of batteries (101n), the multi slot charging station comprises:
at least one controller device (104);
a cloud database;
at least one battery swapping unit comprising a plurality of charging slots (102n), wherein each charging slots of the plurality of charging slots (102n) comprises at least one battery from the plurality of batteries (101n);
the controller device (104) is communicatively connected to the at least one battery swapping unit and the cloud database, wherein the controller device (104) is configured to:
determine a power consumption limit of the multi-slot charging station (100), wherein at least one battery is selected from the plurality of batteries (101n) based on power consumption limit of the station;
dynamically determines a priority for each selected battery of the plurality of batteries (101n) from the plurality of charging slots (102n) based on a plurality of parameters;
dynamically charges a set of selected battery out of the plurality of batteries (101n) based on the determined priority, wherein the power consumed by sum of all selected batteries (101n) is within prescribed power consumption limit.
2. The multi-slot charging station (100) as claimed in claim 1, wherein the controller device (104) is configured to:
detect a newly entered battery (101n) to the station for charging;
detect plurality of parameters of the newly entered battery (101n) and parameters of the battery that are needed for charging the battery (101n);

determine the priority of the newly entered batteries (101n) in each charging slot (102n) for charging;
selects the set of batteries out of the plurality of batteries with pairing this set of selected batteries out of the plurality of batteries (101n) with the plurality of charging slots (102n) for charging based on the determined priority and the electricity consumption limit; and
charging the selected set of batteries out of the plurality of batteries (101n) in the battery swapping unit.
3. The multi-slot charging station (100) as claimed in claim 1, wherein the power consumption limit of the multi-slot charging station (100) is based on, power supply quality and the power consumption limit on a type of connection provided at a desired site of station installation,
a. whether the power supply in rural area running on a single phase power supply or a three phase power supply or whether the power available in the commercial set-up to install at least one of the plurality of swap stations are running on a single phase or a three phase power supply;
b. power connection limit of the available phase of the supply as prescribed by the electricity supplier.
4. The multi-slot charging station (100) as claimed in claim 1, wherein the plurality of parameters comprises at least one of:
a health of the battery;
a battery usage profile to determine the frequency of usage of the battery;
a cumulative power required to be dispensed from the plurality of charging slots (102n),
a State of Charge (SOC) level of all the battery (101n) present in every slot of the plurality of charging slots (102n), a percentage of charge remaining in at least one battery (101n) present in each slot of the plurality of charging slots,
a fast charging slots (102) in at least one charging slot of the plurality of charging slots (102n) determined by the controller device (104),
a rate of charging of individual battery,
a rate of charging of all batteries (101n) at once,
a percentage of charge remaining in the battery;
a number of batteries (101n) present in the plurality of charging slot, and
a total number of connected batteries (101n) in each charging slot of the plurality of charging slots (102n).
5. The multi-slot charging station (100) as claimed in claim 3, wherein the user battery profile is determined based on a frequency of visits of plurality of users at the battery swapping unit, and a day usage profile of historical behavior of battery demand.
6. The multi-slot charging station (100) as claimed in claim 3, wherein the rate of charge is a time taken by each selected charging slot to completely charge the paired battery out of the plurality of the pars of the selected charging slots and selected paired batteries.
7. A method for dynamically regulating charging of a plurality of batteries (101n) using a controller device (104) of a multi-slot charging station (100), the method comprises:
detecting, by the multi-slot charging station (100), an electricity consumption limit;
determining, by the multi-slot charging station (100), a priority for each battery of a plurality of batteries (101n) from a plurality of charging slots (102n) based on a plurality of parameters;
selecting, by the multi-slot charging station (100), the set of batteries of the plurality of batteries (101n) from the plurality of charging slots (102n) for charging based on the determined priority and the electricity consumption limit;
charging the set of selected battery; and
dynamically keep selecting the batteries (101n) to be charged based on dynamically allotted priorities to the batteries (101n).
8. The method as claimed in claim 7, wherein the dynamic selection of the set of batteries out of the plurality of batteries (101n) to be charged comprise:
a. dynamically allotted priorities to the plurality of batteries (101n) at regular intervals;
b. dynamically allotted priorities to the batteries (101n) at an event of new admission of the plurality of batteries (101n) in the swap station;
c. dynamically allotted priorities to the plurality of batteries (101n) at an event of any alert or safety threat observed in at least one battery of the plurality of batteries (101n) in the swap station.
9. The method as claimed in claim 7, wherein the selecting the plurality of batteries (101n) comprise:
detecting that the at least one selected batteries (101n) are fully charged;
selecting at least one remaining battery of the plurality of batteries (101n) from the plurality of charging slots (102n) for charging based on the determined priority and the electricity consumption limit; and
charging the at least one remaining battery.
10. The method as claimed in claim 7, wherein the plurality of parameters comprise at least one of:
a power requirement for charging at least one battery present in each charging slot of the plurality of charging slots (102n),
a user battery profile;
a maximum power dispensed from the plurality of charging slots (102n),
a State of Charge (SOC) level of at least one battery present in each slot of the plurality of charging slots (102n),
a percentage of charge remaining in at least one battery present in each slot of the plurality of charging slots(102n),
a fast charging slots in at least one charging slot of the plurality of charging slots (102n) determined by the controller device (104),
a rate of charging of individual battery,
a rate of charging of all batteries (101n) at once,
a percentage of charge remaining in the battery;
a number of batteries (101n) present in the plurality of charging slot (102n), and
a total number of connected batteries (101n) in each charging slot of the plurality of charging slots (102n).
11. The method as claimed in claim 8, wherein the user battery profile is determined based on a frequency of visits of plurality of users at the battery swapping unit, and a day usage profile of historical behavior of battery demand.
12. The method as claimed in claim 9, wherein the rate of charge is a time taken by the at least one charging slot (102) to completely charge at least one battery (101n).

Documents

Orders

Section Controller Decision Date
U/S-43 CHIRANJIT SARKAR 2025-08-07
U/S-43 CHIRANJIT SARKAR 2025-08-07
U/S-43 CHIRANJIT SARKAR 2025-08-07

Application Documents

# Name Date
1 202141051439-FORM28_Startup_10-11-2021.pdf 2021-11-10
2 202141051439-Form 5_As Filed_10-11-2021.pdf 2021-11-10
3 202141051439-Form 2(Title Page)_Provisional_10-11-2021.pdf 2021-11-10
4 202141051439-Form 1_As Filed_10-11-2021.pdf 2021-11-10
5 202141051439-Description Provisional_As Filed_10-11-2021.pdf 2021-11-10
6 202141051439-Certificate_FORM28_10-11-2021.pdf 2021-11-10
7 202141051439-Proof of Right [08-11-2022(online)].pdf 2022-11-08
8 202141051439-FORM-26 [08-11-2022(online)].pdf 2022-11-08
9 202141051439-FORM FOR STARTUP [08-11-2022(online)].pdf 2022-11-08
10 202141051439-FORM 3 [08-11-2022(online)].pdf 2022-11-08
11 202141051439-EVIDENCE FOR REGISTRATION UNDER SSI [08-11-2022(online)].pdf 2022-11-08
12 202141051439-ENDORSEMENT BY INVENTORS [08-11-2022(online)].pdf 2022-11-08
13 202141051439-DRAWING [08-11-2022(online)].pdf 2022-11-08
14 202141051439-CORRESPONDENCE-OTHERS [08-11-2022(online)].pdf 2022-11-08
15 202141051439-COMPLETE SPECIFICATION [08-11-2022(online)].pdf 2022-11-08
16 202141051439-STARTUP [09-11-2022(online)].pdf 2022-11-09
17 202141051439-FORM28 [09-11-2022(online)].pdf 2022-11-09
18 202141051439-FORM-9 [09-11-2022(online)].pdf 2022-11-09
19 202141051439-FORM-8 [09-11-2022(online)].pdf 2022-11-09
20 202141051439-FORM 18A [09-11-2022(online)].pdf 2022-11-09
21 202141051439-FORM-26 [11-11-2022(online)].pdf 2022-11-11
22 202141051439-FER.pdf 2022-11-29
23 202141051439-POA [02-12-2022(online)].pdf 2022-12-02
24 202141051439-FORM 13 [02-12-2022(online)].pdf 2022-12-02
25 202141051439-AMENDED DOCUMENTS [02-12-2022(online)].pdf 2022-12-02
26 202141051439-OTHERS [15-03-2023(online)].pdf 2023-03-15
27 202141051439-FER_SER_REPLY [15-03-2023(online)].pdf 2023-03-15
28 202141051439-CORRESPONDENCE [15-03-2023(online)].pdf 2023-03-15
29 202141051439-COMPLETE SPECIFICATION [15-03-2023(online)].pdf 2023-03-15
30 202141051439-CLAIMS [15-03-2023(online)].pdf 2023-03-15
31 202141051439-US(14)-HearingNotice-(HearingDate-27-04-2023).pdf 2023-04-10
32 202141051439-FORM-26 [20-04-2023(online)].pdf 2023-04-20
33 202141051439-Correspondence to notify the Controller [20-04-2023(online)].pdf 2023-04-20
34 202141051439-Written submissions and relevant documents [12-05-2023(online)].pdf 2023-05-12
35 202141051439-RELEVANT DOCUMENTS [12-05-2023(online)].pdf 2023-05-12
36 202141051439-FORM 13 [12-05-2023(online)].pdf 2023-05-12
37 202141051439-Annexure [12-05-2023(online)].pdf 2023-05-12
38 202141051439-PatentCertificate07-08-2025.pdf 2025-08-07
39 202141051439-IntimationOfGrant07-08-2025.pdf 2025-08-07

Search Strategy

1 searchstrategyE_29-11-2022.pdf

ERegister / Renewals