CN103412274A - Three-terminal resistance simulation circuit used for simulating high-resistance standard resistance - Google Patents
Three-terminal resistance simulation circuit used for simulating high-resistance standard resistance Download PDFInfo
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- CN103412274A CN103412274A CN2013103515931A CN201310351593A CN103412274A CN 103412274 A CN103412274 A CN 103412274A CN 2013103515931 A CN2013103515931 A CN 2013103515931A CN 201310351593 A CN201310351593 A CN 201310351593A CN 103412274 A CN103412274 A CN 103412274A
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Abstract
Disclosed is a three-terminal resistance simulation circuit used for simulating high-resistance standard resistance. The three-terminal resistance simulation circuit used for simulating the high-resistance standard resistance comprises a voltage division circuit, a resistance simulation circuit and a feedback regulation circuit, improves ultrahigh-resistance standard resistance simulating precision and is simple in structure and low in manufacturing cost.
Description
Technical field
The present invention relates to a kind of technology of artifical resistance, especially can accurately simulate high resistance measurement.
Background technology
At present, making the high value measuring resistance in the field of business is also a difficult problem, and the highest of known material standard resistance is to an Europe resistance too.When Application standard resistance calibration high value measuring equipment, too the range more than Europe is at a loss what to do to one.
Therefore for addressing this problem, these those skilled in the art utilize voltage-standard micro-current source method to simulate the superelevation measuring resistance of clapping ohm from a gigohm nurse to, although the method can solve the deficiency that prior art exists, but there is variation in micro-current output terminal of its output, cause the micro-electric current out of true conversed, and then cause the resistance of simulating out of true, but, to be suitable for the needs of high-precision requirement, have much room for improvement.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, provide a kind of circuit simple, degree of accuracy high be used to simulating three end simulative resistance circuits of high value measuring resistance.
Key problem in technology of the present invention is: utilize voltage-standard micro-current source method to simulate the superelevation measuring resistance of clapping ohm from a gigohm nurse to, and accurately control the output size of micro-electric current by feedback regulating circuit.Its concrete technical scheme is: a kind of be used to simulating three end simulative resistance circuits of high value measuring resistance, it is characterized in that comprising bleeder circuit, simulative resistance circuit and feedback regulating circuit, described bleeder circuit is comprised of voltage input end, voltage divider and signal ground end, described voltage input end connects the voltage divider input end, and the voltage divider output terminal connects the signal ground end;
Described simulative resistance circuit is comprised of impact damper, totalizer, electric resistance array, described impact damper input end connects the voltage divider adjustable side, buffer output end connects the totalizer input end, adder output contact resistance array input end, and the electric resistance array output terminal connects current output terminal;
Described feedback regulating circuit comprises impact damper, described impact damper input end contact resistance array output end, and buffer output end connects the totalizer input end.
Beneficial effect of the present invention: circuit of the present invention has improved the precision of simulation superelevation measuring resistance, and simple in structure, and cost of manufacture is lower.
The accompanying drawing explanation
Fig. 1 is circuit diagram of the present invention.
Embodiment
A kind of be used to simulating three end simulative resistance circuits of high value measuring resistance, it is characterized in that comprising bleeder circuit 001, simulative resistance circuit 002 and feedback regulating circuit 003, described bleeder circuit 001 is comprised of voltage input end 011, voltage divider 012 and signal ground end 013, described voltage input end 011 connects voltage divider 012 input end, and voltage divider 012 output terminal connects signal ground end 013;
Described simulative resistance circuit 002 is comprised of impact damper 021, totalizer 022, electric resistance array 023, described impact damper 021 input end connects voltage divider 012 adjustable side, impact damper 021 output terminal connects totalizer 022 input end, totalizer 022 output terminal contact resistance array 023 input end, electric resistance array 023 output terminal connects current output terminal 004;
Described feedback regulating circuit 003 comprises impact damper 031, described impact damper 031 input end contact resistance array 023 output terminal, and impact damper 031 output terminal connects totalizer 022 input end.
Claims (1)
1. one kind be used to simulating three end simulative resistance circuits of high value measuring resistance, it is characterized in that comprising bleeder circuit, simulative resistance circuit and feedback regulating circuit, described bleeder circuit is comprised of voltage input end, voltage divider and signal ground end, described voltage input end connects the voltage divider input end, and the voltage divider output terminal connects the signal ground end;
Described simulative resistance circuit is comprised of impact damper, totalizer, electric resistance array, described impact damper input end connects the voltage divider adjustable side, buffer output end connects the totalizer input end, adder output contact resistance array input end, and the electric resistance array output terminal connects current output terminal;
Described feedback regulating circuit comprises impact damper, described impact damper input end contact resistance array output end, and buffer output end connects the totalizer input end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310351593.1A CN103412274B (en) | 2013-08-14 | 2013-08-14 | A kind of three end simulative resistance circuits for simulating high value measuring resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310351593.1A CN103412274B (en) | 2013-08-14 | 2013-08-14 | A kind of three end simulative resistance circuits for simulating high value measuring resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103412274A true CN103412274A (en) | 2013-11-27 |
| CN103412274B CN103412274B (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310351593.1A Active CN103412274B (en) | 2013-08-14 | 2013-08-14 | A kind of three end simulative resistance circuits for simulating high value measuring resistance |
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| CN (1) | CN103412274B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771782A (en) * | 2017-02-10 | 2017-05-31 | 国家电网公司 | A kind of experimental rig and method for simulating distinct device insulaion resistance and absorption process |
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| CN2793732Y (en) * | 2005-05-19 | 2006-07-05 | 武汉市龙成电气设备厂 | AC and DC standard resistor with two ends for simulating DC and AC large-power standard resistance with gfour ends |
| CN2831129Y (en) * | 2005-10-27 | 2006-10-25 | 广州赛宝计量检测中心服务有限公司 | Program controlled a.c/d.c simulated standard resistor |
| JP2008060629A (en) * | 2006-08-29 | 2008-03-13 | Elpida Memory Inc | Calibration circuit, semiconductor device with the same, and output characteristic adjusting method of semiconductor device |
| CN201936713U (en) * | 2011-02-25 | 2011-08-17 | 天津市华音宇科工贸有限公司 | Novel potentiometer with capabilities of remote interaction controlling and displaying |
| CN202794495U (en) * | 2012-10-11 | 2013-03-13 | 曹宇亮 | Passive simulation type standard resistor capable of simulating four-terminal standard resistor |
| CN203396931U (en) * | 2013-08-14 | 2014-01-15 | 周健 | Three-terminal analog resistance circuit used for simulating high-resistance standard resistor |
-
2013
- 2013-08-14 CN CN201310351593.1A patent/CN103412274B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2793732Y (en) * | 2005-05-19 | 2006-07-05 | 武汉市龙成电气设备厂 | AC and DC standard resistor with two ends for simulating DC and AC large-power standard resistance with gfour ends |
| CN2831129Y (en) * | 2005-10-27 | 2006-10-25 | 广州赛宝计量检测中心服务有限公司 | Program controlled a.c/d.c simulated standard resistor |
| JP2008060629A (en) * | 2006-08-29 | 2008-03-13 | Elpida Memory Inc | Calibration circuit, semiconductor device with the same, and output characteristic adjusting method of semiconductor device |
| CN201936713U (en) * | 2011-02-25 | 2011-08-17 | 天津市华音宇科工贸有限公司 | Novel potentiometer with capabilities of remote interaction controlling and displaying |
| CN202794495U (en) * | 2012-10-11 | 2013-03-13 | 曹宇亮 | Passive simulation type standard resistor capable of simulating four-terminal standard resistor |
| CN203396931U (en) * | 2013-08-14 | 2014-01-15 | 周健 | Three-terminal analog resistance circuit used for simulating high-resistance standard resistor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771782A (en) * | 2017-02-10 | 2017-05-31 | 国家电网公司 | A kind of experimental rig and method for simulating distinct device insulaion resistance and absorption process |
| CN106771782B (en) * | 2017-02-10 | 2024-03-22 | 国家电网公司 | Test device and method capable of simulating insulation resistance and absorption process of different equipment |
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| Publication number | Publication date |
|---|---|
| CN103412274B (en) | 2016-06-15 |
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