A Pulsed Power Supply System Topology To Enhance Efficiency Of

A Pulsed Power Supply System Topology To Enhance Efficiency Of Electrostatic Precipitators In Thermal Power Plants

Abstract: The invention relates to a pulsed power supply topology system to enhance performance of Electrostatic Precipitators in thermal power plants, comprising: a regulating power block consisting of a main bi-directional switch and an auxiliary bi-directional switch which forms a connection between the input terminals and the HVR unit of the ESP; a high voltage rectifier unit consisting of a step-up transformer and a rectifier; an ESP equivalent load combination of parallel resistor and capacitor; and a DSP controller block coupled to the regulating power block, the controller block being operable to provide command control firing signal to the main and auxiliary bidirectional switches (T1, T2, T23, T4) for the operation of ESP system.

Patent Information

Application #

Filing Date

17 June 2014

Publication Number

35/2016

Publication Type

INA

Invention Field

ELECTRICAL

Status

Email

docketing@lsdavar.in

Parent Application

Patent Number

Legal Status

Grant Date

2022-02-03

Renewal Date

Applicants

BHARAT HEAVY ELECTRICALS LIMITED

REGION CAL OPERATIONS DIVISION (ROD), Plot No.9/1, DJ Block 3rd Floor Karunamoyee, Salt Lake City, Kolkata-700091 having its Registered Office at BHEL HOUSE SIRI FORT, New Delhi – 110049, INDIA

Inventors

1. G. BALAWANTH REDDY

C/o. BHARAT HEAVY ELECTRICALS LIMITED, CORPORATE R & D, VIKASNAGAR, HYDERABAD – 500 093, INDIA

2. ALLA KOTESWARA RAO

C/o. BHARAT HEAVY ELECTRICALS LIMITED, CORPORATE R & D, VIKASNAGAR, HYDERABAD – 500 093, INDIA

3. S. SEKAR

C/o. BHARAT HEAVY ELECTRICALS LIMITED, CORPORATE R & D, VIKASNAGAR, HYDERABAD – 500 093, INDIA

4. BISHNU PRASAD MUNI

C/o. BHARAT HEAVY ELECTRICALS LIMITED, CORPORATE R & D, VIKASNAGAR, HYDERABAD – 500 093, INDIA

Specification

CLIAMS:Please find the attached file ,TagSPECI:Please find the attached file

Documents

Application Documents

#	Name	Date
1	GPA.pdf	2014-06-18
2	FOA.pdf	2014-06-18
3	F3.pdf	2014-06-18
4	F2.pdf	2014-06-18
5	DW.pdf	2014-06-18
6	653-KOL-2014-(03-07-2014)-FORM-1.pdf	2014-07-03
7	653-KOL-2014-(03-07-2014)-CORRESPONDENCE.pdf	2014-07-03
8	653-KOL-2014-FORM-18.pdf	2014-10-30
9	653-KOL-2014-FER.pdf	2018-06-25
10	653-kol-2014-OTHERS [22-12-2018(online)].pdf	2018-12-22
11	653-KOL-2014-FORM-26 [22-12-2018(online)].pdf	2018-12-22
12	653-kol-2014-FER_SER_REPLY [22-12-2018(online)].pdf	2018-12-22
13	653-kol-2014-CLAIMS [22-12-2018(online)].pdf	2018-12-22
14	653-KOL-2014-FORM-26 [14-08-2021(online)].pdf	2021-08-14
15	653-KOL-2014-Correspondence to notify the Controller [14-08-2021(online)].pdf	2021-08-14
16	653-KOL-2014-Written submissions and relevant documents [01-09-2021(online)].pdf	2021-09-01
17	653-KOL-2014-FORM 13 [01-09-2021(online)].pdf	2021-09-01
18	653-KOL-2014-Annexure [01-09-2021(online)].pdf	2021-09-01
19	653-KOL-2014-US(14)-HearingNotice-(HearingDate-18-08-2021).pdf	2021-10-03
20	653-KOL-2014-PatentCertificate03-02-2022.pdf	2022-02-03
21	653-KOL-2014-IntimationOfGrant03-02-2022.pdf	2022-02-03
22	653-KOL-2014-RELEVANT DOCUMENTS [28-09-2023(online)].pdf	2023-09-28

Search Strategy

1	653KOL2014_search_strategy_11-06-2018.pdf