The present invention relates to a power backup system tailored for refrigeration or cooling appliances etc. When a main power failure occurs, the power switch activates switch power automatically to a connected appliance from the main power source to the backup power system. The power backup system supplies power d...

This invention relates to an improved connector for refresh/ boost charging the secondary storage device comprises of a connector having two end attached to the battery terminal from outside and a conductor having a first end which is to be connected at storage device terminal and a second end connected to the wire/...

This invention relates to an improved cap for lead acid battery to improve battery performance comprising of a hollow body member and a float member slidingly mounted in the body member, wherein said body member houses a mist eliminator and said float member accommodates a float sensing unit. The cap of present ...

The invention relates to a system for and a method of sensing high voltage mains AC to provide a safety barrier isolation between hazardous mains utility grid and an user accessible low voltage device, the system comprising a high voltage resistor network operably connected to the AC mains grid generating sine w...

This invention relates to an improved solar grid hybrid subsystem for power backup system comprises atleast one photovoltaic panels, a DC-to-DC converter coupled with the photovoltaic panels, contactor and interface circuitry configured to couple with a power bus of power backup system, backup system and battery con...

The present invention relates to a method for increasing efficiency of H-bridge boost converter during battery charging comprising Hbridge converter employing four power switches SW1 to SW4 in conjunction with step-up. transformer, post LC filter and a relay where, during positive and negative half cycles of mai...

This invention relates to an apparatus for testing the parameters of printed circuit board of backup system comprising a fixture unit, a pneumatic pressure control unit, control card, atleast one contactor, transformer, DC power source such as battery, load, card to be tested, a computing unit to compute test result...

The present invention relates to a control module for power backup system. It provides a control module having a compact and versatile controller for power backup/ power supply/ converter applications. The module includes analog and digital programmable control with signal conditioning and processing circuitry in a ...

"A solar power conditioning unit with dynamic depth of discharge control". This invention relates to a solar power conditioning unit with dynamic depth of discharge control compri&ng a solar panel with main control to charge battery bank through grid power for supplying power to operate load by sharing mechanis...

This invention relates to a power backup system for off road vehicle comprises an inverter housing accommodating first and second part, a power socket and renewable charger, wherein the first part comprises circuit assembly and the second part comprises the transformer assembly including a transformer, which gets fi...

This invention relates to a solar power conditioning unit with prepaid metering system comprising a power conditioning unit integrated with prepaid energy metering system, which is connected to a solar panel, grid supply and battery for supplying electricity to consumer site on prepaid basis in a grid interactiv...

The invention relates to a system for performing high rate discharge capacity of batteries, comprising a load assembly, a control unit, a mechanical assembly and a communication means, wherein the load assembly constitutes a transistor assembly and provides discharge path to the system and consists of N transistors,...

The present invention relates to a system and method for remote monitoring and control of solar systems or any renewable system. Present invention provides a wireless communication channel based communication system comprising a power module, micro-controller unit, modem unit, memory, SIM holder, PFC & I/Os interfac...

The invention relates to a bidirectional converter comprising an auxiliary switch without anti- parallel diode, the auxiliary switch acting as an IGBT, as well as MOSFET, wherein the bidirectional converter is a bi-directional dc-dc converter consisting of a full bridge circuit or half bridge circuit on the high ...

The present invention relates to an integrated power backup system which comprises a generator, a sensing unit and an inverter with storage device for maximum utilizing the maximum efficiency of the generator. The generator and inverter are used in combination to increase the fuel efficiency. The invention offer...

The present invention relates to an improved battery watering system which is controlled by power backup system. The battery acoording to the present invention has a top cover comprising of water feeding channels/tunnel manifold/ engraved/ inbuilt into it which are controlled by backup system. The invention remov...

This invention relates to a system for multiple battery selection in a power backup system comprises a battery selector circuit connected to a controller with battery selection and charger selection logic, user selection interface unit to select the type of battery and charger unit connected to the controller to cha...

This invention relates to a power backup system with foot cranking comprises foot cranking input block, DC-DC converter block, power supply and signal conditioning circuits block along with DC to AC conversion section connected to each other provided with foot pedals to crank the internal mechanical generator which ...

The present invention describes an apparatus of a Power Protection System (PPS) with Built-in Time Delay Switch and over/ under voltage / frequency protection. The apparatus has Micro-controller, which operates the relay or static switch to connect the equipment to good quality AC power supply with a factory / user ...

The present invention provides a solar charge controller with multiple arrays based on advance microcontroller/Digital Signal, Controller. The main controller is responsible for complete operation and control of the charge controller. The system comprises of different blocks such as PV array input, battery input, sw...

The present invention relates to a lighting control system with low power consumption, comprising a supply section having a solar panel (1) with a solar charge control (2) a mains AC (3) with an AC-DC charger (4), section of supply source (1,3) being one of automatic user defined priority selection (6), the selected...

High frequency inverter includes field programmable gate array (FPGA) for handling control operations and generation of multiple pulse width modulated signals. Dedicated hardware control logic is implemented inside the FPGA for handling switching devices of multiple power stages. There is a DC-DC converter which con...

This invention relates to a hand cranking lamp for automobile comprises a multidirectional DC/ DC converter with controller interfaced with the battery of the vehicle, hand held and rectifier section, AC/ DC converter, constant current source with charge storage device to drive light source and communication interfa...

Maximum power point tracking solar charge controller is provided for extracting the maximum available power from the panels at any instant by designing efficient hardware and implementing the fuzzy logic based maximum power point tracking algorithm and temperature compensated battery charging control with auto and m...

This invention relates to an improved mist eliminator used for removing liquid droplets from a gas stream. A zigzag gas/liquid separator for a gas/liquid mixture flowing vertically upward there through includes a housing, a top wall having a gas outlet, a gas/liquid inlet, and baffles spanning the inlet. The present...

This invention relates to an improved battery equalizer comprising of a control unit signaling a plurality of switches wherein said equalizer is positioned between power backup system and a plurality of batteries connected to current protection unit in which a voltage/temperature sense unit and a PWM driver are cont...

An improved transformer less three-phase battery charger, having a converter unit for charging through a charging filter, a secondary battery with DC power obtained by rectifying and smoothing of generated power; characterized in that said converter unit comprises: a current detection circuit for generating a cur...

This invention relates to an automatic failure detection system for a single phase inverter/UPS comprising of a control unit having various sensing circuits, DC-AC converter, load connected to the control unit, CPU section and display & interfaced to a computer.

This invention relates to DSP controlled Triple conversion online UPS with remote monitoring comprising of an AC power input, line filter, rectifier section, power factor correction (PFC) circuit, SMPS battery charger, a battery bank, booster choke, an inverter, IGBT driver, inverter controller, a power supply unit ...

This invention relates to an automated testing system comprising of a programmable logic controller based system having a main control panel integrated with a plurality of meters to read input/output parameters, a controlled variable voltage and frequency source connected to product under test, output of which is co...

"An electro-pneumatically operable core stacking machine". This invention relates to an electro-pneumatically operable core stacking machine comprising of a filling machine for magnetic cores connected to an improved control panel through a sliding plate movable within a pneumatic cylinder.

This invention relates to a high frequency inverter comprising of a DC-DC boost converter with isolated feedback, which controls the output voltage of the converter; and micro-controller and H-bridge converter operating with an auxiliary supply wherein the micro controller monitors and controls the operation of the ...

The present invention relates to a power source for backup to be used with photocopy machine which can count the number of copies generated. The present invention provides a system that cannot be tampered with by the customer, or copy machine user; nor can the copy count be altered or erased by the unauthorized pers...

This invention relates to a system of synchronization of plurality of power backup systems and generators comprising a group of generators and/ or a group of power backup systems or any combination thereof, wherein each power backup system comprises a reference oscillator circuit, a synchronization circuit, a contro...

This invention relates to a power backup system for an automatic teller machine comprising of processing unit having a memory unit and control unit, converter, switching devices, sensing circuitry to sense the different components and the storage devices connected to each other as shown in fig. 1 wherein the sensing...

This invention relates to a sine wave line interacting UPS with bi-directional converter comprising of a micro-controller, bi-directional H-bridge converter, relay drivers and converter for mobile charger operating with a power supply from battery, auxiliary supply winding (Ws) of the main transformer and line sensi...

"An automatic burning apparatus for burning posts to the lugs of the plates forming a cell element" This invention relates to an automatic burning apparatus for burning posts to the lugs of the plates forming a cell element comprising of a box with slidable comb operated by pneumatic pressure, atleast three pn...

The present invention relates to a battery cell equalizer system that provides the possibility for more correct evaluation of the condition of single/multiple cells and the need of corrective measures. The present invention is capable of detecting problems and thereafter acting upon those individual battery cell pro...

"A heavy-duty three phase inverter particularly used for an application in the telecom industry". This invention relates to a heavy-duty three phase inverter particularly used for an application in the telecom industry comprising a three phase charger, AC-DC converter, an inverter section for generating the regulat...

This invention relates to a controller based automated switch panel comprising of atleast one switch connected to load wherein each of the switches is connected to sub controller, a main controller connected to sub-controller(s) or switches, a memory unit, a toggle switch, a membrane pad, a keypad, a display unit, c...

"A system for monitoring, controlling and providing power backup for dispenser pump". This invention relates to a system for monitoring, controlling and providing power backup for dispenser pump comprises hybrid input supply, storage device, a sensor, a monitoring unit and a controller controlling inverter cum cha...

This invention relates to an apparatus for monitoring power and generating signal comprises at least one analog signal receiver including a plurality of analog signal channels for receiving a plurality of analog measurement signals representing power conditions for converting the analog measurement signals into digi...

The present invention relates to a FPGA based high frequency three phase inverter which gives a single chip solution for implementation of various complex digital control functions in hardware. The space vector modulation PWM (SVM) controller is realized in hardware inside the FPGA in which high frequency 3-phase in...

The present invention relates to static bypass switch, which is used to provide redundant non interrupting power supply to critical loads. In such system, atleast two input sources are connected as the redundant input sources at the input of the static bypass switch and the load is supplied from the output of the st...

This invention realate to an improved power backup system for lift/elevator comprises rectifier section and intelligent efficient charger module which charges the storage device, an inverter module which provides the voltage and frequency independent, efficient power during mains and in case of rescue mode also, con...

The present invention relates to a power backup system which gives speed control command for use in devices such as but not limited to treadmills. The power backup system gives command in such a way that, speed control system of the treadmill decelerates the speed of conveyor in multiple steps or predefined program ...

This invention relates to a novel UPS monitoring and controlling software embedded into a DSP based online UPS equipment for monitoring and controlling the Online UPS. The novel software displays UPS parameters in digital as well as in graphical form in specific intervals ranging from 10 seconds to 60 seconds to kee...

This invention relates a power backup system with multiple sharing for providing power backup to telecommunication tower with monitoring of multiple sharing of various communication networks on a single telecommunication tower comprises a charger section, a DC/DC converter supplying DC power to different modules and...

The present invention relates to a system for secure charging of battery of an electronic gadget comprises a controller, an AC input section, charging mechanism for charging the charge storage device for backup, buzzer/ alarm, renewable energy as other input power source and AC/ DC converters for converting an AC in...

This invention relates to a power backup system comprises a DC/ AC and AC/ DC charger, secondary storage device, controller which controls the power backup system, energy meters to measure the energy consumption, signal conditioning circuit, a port to connect the external devices from which the parameters and inform...

This invention relates to interactive solar educational and experimental kit comprising of: PV modules connected to experimental module and solar charge controller along with inverter wherein the experimental module is interfaced with a computer installed with special software and database.

A battery charge equalizer adapts a battery charger so as to equally charge serially connected battery strings, comprising a controller, logic and driving circuits, operates to prevent the serially connected battery strings from being unbalanced. The system includes a plurality of capacitors and switching elements. ...

This invention relates to an apparatus for of power conversion equipments such as inverter, UPS and batteries comprising of a central processing unit which further establishes a connection between the apparatus and the equipment, retrieves the data stored in the memory of the equipment for the further storage, print...

This invention relates to an improved three phase inverter for heavy-duty industrial application comprising of an Inverter section controlled by DSP, charger section which charges the batteries from mains, and change over section and IGBT"s being used as power devices for inverter function & isolation transformer at...

This invention relates to a power conditioning unit for running the load by selecting the power from at least one DC power source or AC power source or both comprising: an inverter cum grid charger cum AVR for converting the direct current generated by DC power source into alternating-current or AC power to DC power...

The invention relates to an apparatus for automated test rig, to determine associated test parameters of transfers, the transformer comprising at least a primary winding and a secondary winding, the apparatus comprising: an alternating current (AC) power source to supply an AC signal; a variable AC voltage controlle...

This invention relates to an interactive power source for power backup comprises a power backup system having input and output with a controller connected to a signal conditioner which processes the speech input signal to built-in ADC of the controller for further processing and recording the speech/voice command of...

This invention relates to a battery equalizer with inbuilt device for automatic plugging comprises a secondary storage bank connected with the power backup system with charger and DC- AC converter for power backup to the main load and equalizer with automatic plugging equalizes/ plugs the battery to the main/ auxili...

This invention relates to a process for automatic welding of transformer cores comprising steps of:- locating selected fixture on the device bed for different types of transformers; connecting hydraulic and pneumatic cylinder; positioning E counted lamination with bobbin in the fixture; placing the auto counted and ...

This invention relates to a colossal DSP sinewave inverter (single phase-single phase) with RS-232, mobile interface and GSM connectivity comprising of DC-DC conversion card and driver cards working with DSP card for functioning of the inverter; IGBT power device connected to the driver section, wherein the IGBT dri...

The present invention relates to a system for non-contactably perform multiple tests of major operating parameters of transformers with adjustable test sequence and test limits the current transformers each having at least a primary winding and a secondary winding, the system comprising: an alternating current (A...

This invention relates to a three phase sine wave inverter with bi-directional converter. The three phase inverter according to the present invention employs a three phase converter working as DC-AC converter to transform the battery (DC source) power into AC sine wave power in backup mode when the grid power fails....

This invention relates to a hybrid solar charge controller using solar power from the panels comprises solar charge controller unit with power supply, battery input, solar input, battery and PV reverse indication, mains interface and main control unit interfaced with real time clock and external communication uni...

The present disclosure provides a testing device for comparing a plurality of parameters associated with a power device. The testing device includes a user interface unit of a plurality of user interface units for receiving a plurality of inputs from a user and a controller. The controller includes a detection unit ...

This invention relates to an improved cap for lead acid battery with level indicator comprising of a hollow member with a float member slidingly disposed therein, wherein said float member comprises a float sensing unit for indicating level of water/electrolyte in the battery. The present invention controls the ...

According to the present invention, an efficient and intelligent battery charger is provided with user configurable settings for the charging control and monitoring. The intelligent battery charger comprises a controller, a rectifier with a power factor correction circuit which takes the input from the unive...

This invention relates to a user settable power backup system with multiple outputs comprises of an inverter connected with multiple loads through its various outputs which are operated simultaneously or selectively and connected to a controller wherein the controller is connected to a secondary storage devi...

This invention relates to a battery protection device comprises controller, a temperature sensors for compensation/protection to sense the battery temperature, which connects and disconnects the battery as per predefined limit, a power supply section to power up the controller and associated complete discret...