SE521894C2 - Förfarande och utrustning för effektmätning i ett växelströmsystem - Google Patents

Förfarande och utrustning för effektmätning i ett växelströmsystem

Info

Publication number: SE521894C2
Authority: SE; Sweden
Prior art keywords: current; measurement signal; voltage; circuit; signal
Prior art date: 2000-08-18

Application number

SE0300391A

Other languages

English (en)

Swedish (sv)

Other versions

SE0300391L (sv

SE0300391D0 (sv

Inventor

Olavi Hirsimaeki

Original Assignee

Enermet Oy

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.)

2000-08-18

Filing date

2003-02-14

Publication date

2003-12-16

2003-02-14 Application filed by Enermet Oy filed Critical Enermet Oy

2003-02-14 Publication of SE0300391L publication Critical patent/SE0300391L/xx

2003-02-14 Publication of SE0300391D0 publication Critical patent/SE0300391D0/xx

2003-12-16 Publication of SE521894C2 publication Critical patent/SE521894C2/sv

Links

238000000034 method Methods 0.000 title claims description 15
238000005259 measurement Methods 0.000 claims abstract description 32
230000010354 integration Effects 0.000 claims abstract description 13
230000006698 induction Effects 0.000 claims abstract description 5
238000004364 calculation method Methods 0.000 claims abstract 3
230000001052 transient effect Effects 0.000 claims abstract 3
238000012546 transfer Methods 0.000 description 5
239000004020 conductor Substances 0.000 description 4
230000001939 inductive effect Effects 0.000 description 2
238000012545 processing Methods 0.000 description 2
150000001412 amines Chemical class 0.000 description 1
238000013459 approach Methods 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000007935 neutral effect Effects 0.000 description 1
238000004804 winding Methods 0.000 description 1

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Measurement Of Current Or Voltage (AREA)

SE0300391A 2000-08-18 2003-02-14 Förfarande och utrustning för effektmätning i ett växelströmsystem SE521894C2 (sv)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI20001831A FI110964B (fi)	2000-08-18	2000-08-18	Menetelmä ja laitteisto tehon mittaamiseksi vaihtovirtajärjestelmässä
PCT/FI2001/000722 WO2002014881A1 (en)	2000-08-18	2001-08-15	Method and equipment for power measurement in an alternating-current system

Publications (3)

Publication Number	Publication Date
SE0300391L SE0300391L (sv)	2003-02-14
SE0300391D0 SE0300391D0 (sv)	2003-02-14
SE521894C2 true SE521894C2 (sv)	2003-12-16

Family

ID=8558918

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE0300391A SE521894C2 (sv)	2000-08-18	2003-02-14	Förfarande och utrustning för effektmätning i ett växelströmsystem

Country Status (5)

Country	Link
AU (1)	AU2001282197A1 (fi)
DE (1)	DE10196481B4 (fi)
FI (1)	FI110964B (fi)
SE (1)	SE521894C2 (fi)
WO (1)	WO2002014881A1 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN103323712A (zh) *	2013-06-09	2013-09-25	福州瑞芯微电子有限公司	电子设备功耗的测试方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4282576A (en) *	1979-05-22	1981-08-04	Westinghouse Electric Corp.	Indicator diagram based AC electric energy meter
US4250552A (en) *	1979-09-10	1981-02-10	Westinghouse Electric Corp.	AC Electric energy meter utilizing a counter as an integrator
US4459546A (en) *	1980-11-03	1984-07-10	Rockwell International Corporation	Electronic kilowatthour meter
DE4400418A1 (de) *	1993-01-14	1994-08-04	Schlumberger Ind Inc	Luftgekoppelter Stromtransformator
ATE204396T1 (de) *	1993-01-20	2001-09-15	Schlumberger Ind Sa	Mehrstufige frequenzmodulierte schaltung
FI98865C (fi) *	1994-11-07	1997-08-25	Enermet Oy	Menetelmä vaihtovirran mittaamiseksi, vaihtovirran mittaamiseen tarkoitettu mittausanturi ja sen käyttö kWh-mittarissa
FI108165B (fi) *	2000-05-05	2001-11-30	Enermet Oy	Virtamuunnin vaihtovirran mittaamiseksi

2000
- 2000-08-18 FI FI20001831A patent/FI110964B/fi not_active IP Right Cessation
2001
- 2001-08-15 AU AU2001282197A patent/AU2001282197A1/en not_active Abandoned
- 2001-08-15 WO PCT/FI2001/000722 patent/WO2002014881A1/en active Application Filing
- 2001-08-15 DE DE10196481T patent/DE10196481B4/de not_active Expired - Fee Related
2003
- 2003-02-14 SE SE0300391A patent/SE521894C2/sv not_active IP Right Cessation

Also Published As

Publication number	Publication date
AU2001282197A1 (en)	2002-02-25
SE0300391L (sv)	2003-02-14
DE10196481B4 (de)	2006-01-05
SE0300391D0 (sv)	2003-02-14
FI110964B (fi)	2003-04-30
WO2002014881A9 (en)	2002-12-12
FI20001831A (fi)	2002-02-19
FI20001831A0 (fi)	2000-08-18
DE10196481T1 (de)	2003-07-03
WO2002014881A1 (en)	2002-02-21

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Legal Events

Date	Code	Title	Description
2015-03-31	NUG	Patent has lapsed