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HK1058580A1 - Energy-saving device - Google Patents

Energy-saving device

Info

Publication number
HK1058580A1
HK1058580A1 HK04101357A HK04101357A HK1058580A1 HK 1058580 A1 HK1058580 A1 HK 1058580A1 HK 04101357 A HK04101357 A HK 04101357A HK 04101357 A HK04101357 A HK 04101357A HK 1058580 A1 HK1058580 A1 HK 1058580A1
Authority
HK
Hong Kong
Prior art keywords
energy
saving device
saving
Prior art date
Application number
HK04101357A
Inventor
Kwok Hung Alexander Lau
Original Assignee
Grandplex Dev Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Grandplex Dev Ltd filed Critical Grandplex Dev Ltd
Publication of HK1058580A1 publication Critical patent/HK1058580A1/en

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30—Reactive power compensation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/40—Arrangements for reducing harmonics
HK04101357A 2002-02-26 2004-02-25 Energy-saving device HK1058580A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB021066787A CN100350710C (en) 2002-02-26 2002-02-26 power saver

Publications (1)

Publication Number Publication Date
HK1058580A1 true HK1058580A1 (en) 2004-05-21

Family

ID=27768503

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04101357A HK1058580A1 (en) 2002-02-26 2004-02-25 Energy-saving device

Country Status (2)

Country Link
CN (1) CN100350710C (en)
HK (1) HK1058580A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102647092A (en) * 2012-04-19 2012-08-22 北京厚优节电技术有限公司 Voltage regulating device for low voltage side of alternating-current power transmission and transformation
CN103337335B (en) * 2013-07-11 2016-01-13 国家电网公司 Zero sequence filtering electricity-saving appliance

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2166508Y (en) * 1993-08-21 1994-05-25 朱跃钢 10/6KV autotransformer
US5543771A (en) * 1995-03-03 1996-08-06 Levin; Michael I. Phase shifting transformer or autotransformer
CN2372771Y (en) * 1999-04-26 2000-04-05 罗文周 Distribution electrisity-saving device

Also Published As

Publication number Publication date
CN100350710C (en) 2007-11-21
CN1441525A (en) 2003-09-10

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20120226