CN105572604A - Power supply testing method and power supply testing system - Google Patents
Power supply testing method and power supply testing system Download PDFInfo
- Publication number
- CN105572604A CN105572604A CN201610055392.0A CN201610055392A CN105572604A CN 105572604 A CN105572604 A CN 105572604A CN 201610055392 A CN201610055392 A CN 201610055392A CN 105572604 A CN105572604 A CN 105572604A
- Authority
- CN
- China
- Prior art keywords
- voltage
- information
- sampling
- sampling duration
- electric equipment
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
An embodiment of the invention discloses a power supply testing method which comprises the steps of acquiring voltage information; performing sampling on the voltage information for obtaining a plurality of voltage values as a voltage sequence; adjusting a testing voltage according to the voltage sequence, wherein the testing voltage continuously changes along with time; and inputting the testing voltage to electrical equipment, thereby testing the power supply of the electrical equipment. The embodiment of the invention further discloses a power supply testing system. The power supply testing method and the power supply testing system provided by the embodiment of the invention can accurately test the capability of the power supply of the electrical equipment in coping with voltage fluctuation, thereby ensuring high product quality.
Description
Technical field
The present invention relates to field tests, particularly a kind of power supply test method and system.
Background technology
For the performance of electric equipment, power supply, as the important module of electric equipment, has very important impact, and thus in the performance test of electric equipment, the test mass of power supply and efficiency seem most important.
At present, in nominal range all based on electric equipment voltage of the test of electric equipment power supply, choose several typical voltage and power supply is tested, with the behaviour in service of testing power supply in nominal range and performance.
In the practice of practical power test, inventor finds the otherness due to different regions electrical network, and the information such as the fluctuation of voltage can be different.And by existing power supply test means, the power source performance index in nominal range can only be obtained, and the performance of power supply in voltage fluctuation situation cannot be known, and based on this technology status, at present can only by different power grid environment road test, again through data processing, could analyze the performance of power supply under different electrical network, this mode cycle is long, and workload is large, and such testing efficiency is lower, cost is higher.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, there is provided a kind of power supply test method and system, by carrying out quantitative simulation to the sampling processing of on-the-spot power grid environment, accurately the power supply of test electric equipment is under different power grid environment, the ability of reply voltage fluctuation, ensures the quality of product.
In order to solve the problems of the technologies described above, embodiments provide a kind of power supply test method, comprising:
Obtain information of voltage;
Sample to obtain multiple voltage value as contact potential series to described information of voltage;
According to described contact potential series adjustment test voltage;
Described test voltage is outputted to electric equipment, to test the power supply of described electric equipment.
Correspondingly, the embodiment of the present invention additionally provides a kind of power detecting system, and this power detecting system comprises: voltage acquisition module, for obtaining information of voltage;
Sampling of data module, obtains multiple voltage value as contact potential series for sampling described information of voltage;
Voltage regulator module, for adjusting test voltage according to described contact potential series;
Voltage output module, for described test voltage is outputted to electric equipment, to test the power supply of electric equipment.
Implement the embodiment of the present invention, there is following beneficial effect:
In the embodiment of the present invention, after acquisition information of voltage, sample to obtain multiple voltage value as contact potential series to information of voltage, and according to contact potential series, corresponding adjustment is done to test voltage, so just, under simulating various power grid environment greatly, voltage fluctuation is on the impact of the power source performance of electric equipment.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the environment schematic of the invention process voltage testing system.
Fig. 2 is the schematic flow sheet of power supply test method in the embodiment of the present invention.
Fig. 3 is to the schematic flow sheet that information of voltage is sampled in the embodiment of the present invention.
Fig. 4 is the schematic flow sheet of power supply test method in another embodiment of the present invention.
Fig. 5 is the structural representation of power detecting system in the embodiment of the present invention.
Fig. 6 is the structural representation of power detecting system in another embodiment of the present invention.
Embodiment
Below in conjunction with the drawings and the specific embodiments, the invention will be further described:
Fig. 1 is the environment schematic of embodiment of the present invention voltage testing system, for ease of illustrating, is only illustrated in the part that the present invention is correlated with.
Wherein, this voltage testing system can exist as independently entity, also can be integrated or be arranged on other equipment, in such as voltage controller.
Such as, to be integrated in voltage controller, as shown in Figure 1, voltage acquisition instrument 1 is connected with electric equipment 3 through voltage controller 2, wherein, voltage acquisition instrument 1 for gathering the electric network information of curstomer's site, to obtain information of voltage and to store.When needs are tested electric equipment, voltage controller 2 obtains the information of voltage that voltage acquisition instrument 1 gathers, and exports to electric equipment 3 after adjusting test voltage according to this information of voltage and carry out power source performance test.
Understandably, voltage acquisition instrument 1 here and voltage controller 2 can be provided separately and work alone, and also integratedly can implement power supply test method of the present invention in the same apparatus.
Fig. 2 is the schematic flow sheet of power supply test method in the embodiment of the present invention, and the angle from power detecting system is described by the present embodiment, and this power detecting system specifically can be integrated in the equipment such as voltage controller, and details are as follows:
As shown in Figure 2, a kind of power supply test method that the present invention discloses, comprising:
Step S201, obtains information of voltage.
Concrete, in order to obtain the voltage of real scene, can be gathered by the line voltage of voltage acquisition instrument to curstomer's site and be stored, when needs carry out power supply test, voltage controller obtains information of voltage from voltage acquisition instrument.
In the present embodiment, in order to test the performance of electric equipment in electric equipment power-supply fluctuation situation, the information of voltage of voltage acquisition instrument collection also comprises voltage variation relation in time, and this voltage in time variation relation may be discrete message, also may be cyclical variation information.
Step S202, samples to obtain multiple voltage value as contact potential series to described information of voltage.
Concrete, when after acquisition information of voltage, voltage controller is sampled to this information of voltage, obtains a series of time dependent voltage value, and this voltage value sequence presented by the order of time, is contact potential series.
Step S203, according to described contact potential series adjustment test voltage.
Concrete, after voltage controller is sampled and is obtained contact potential series from information of voltage, according to this contact potential series, test voltage is adjusted further, because contact potential series contains the time dependent relation of on-the-spot voltage, according to this variation relation, test voltage is adjusted, and go to test electric equipment by this test voltage, just can react the power source performance of electric equipment under actual electric network environmental fluctuating really.
Step S204, outputs to electric equipment by described test voltage, to test the power supply of described electric equipment.
Concrete, electric equipment can be outputted in real time by according to the test voltage after contact potential series adjustment, such energy obtains with power source performance index corresponding to the test voltage of any point of contact potential series change, understandable, test voltage can be the one section of continuous voltage wave band adjusted with contact potential series, this lasting performance of voltage wave band energy Validity Test power supply in voltage fluctuation situation.
Preferably, in said method, step S202 comprises:
Judge whether described voltage value is positioned at the voltage standard scope of electric equipment.
Concrete, when described voltage value is positioned at the voltage standard scope of electric equipment, using one of them as contact potential series of described voltage value; When described voltage value exceedes described electric equipment voltage standard scope, described voltage value is abandoned, be appreciated that this voltage standard scope can refer to the scope ensureing that electric equipment normally works, also can refer to the maximum voltage that electric equipment can bear or minimum voltage.
As one preferred embodiment, as shown in Figure 3, step S202 comprises:
Step S301, carries out single sample to obtain a voltage value every default sampling duration to described information of voltage.
Concrete, the sampling frequency of voltage controller to information of voltage sets in advance, namely sampling duration is preset, sampling duration is preset according to this, voltage controller carries out single sample when needs are sampled to information of voltage, it is a time reference of sampling to information of voltage as voltage controller that voltage presets sampling duration, and such as presetting sampling duration is 0.1 second, so just carries out single sample at interval of 0.1 second and obtains primary voltage numerical value.
Step S302, is recorded in multiple voltage values that in continuous time, multiple sampling obtains, as contact potential series.
Concrete, after voltage controller obtains voltage value to information of voltage sampling, this voltage value and time of extracting this voltage value are carried out record, after the voltage value that repeatedly recording voltage controller extracts, stored successively according to time order and function order by these voltage values, these voltage values based on time variations just constitute contact potential series.
As another preferred embodiment, as shown in Figure 4, before obtaining information of voltage, also comprise:
Step S401, acceptance sampling duration arranges request, and described sampling duration arranges request and carries voltage sampling duration information.
Concrete, voltage controller is sampled to information of voltage with default sampling duration, before this, need to arrange the default sampling duration of voltage controller, user can send sampling duration by button corresponding on trigger voltage controller or button and arrange request, carries voltage sampling duration information, as 0.1s in the request of sampling duration, or whenever for minute integer time just sample once, namely every 00:01,00:02,, equal time time extract once.Voltage controller acceptance sampling duration is arranged asks and responds.
Step S402, arranges described default sampling duration according to described voltage sampling duration information.
Concrete, after receiving the default request of sampling duration, voltage controller is according to voltage sampling duration information, as when voltage sampling duration information is 0.1s, arranging and presetting sampling duration is 0.1s, just samples once when the integer that voltage sampling duration information is minute, namely every 00:01,00:02,, equal time time when extracting one time, first the whole point time arranged after getting information of voltage carries out single sample, extracts once afterwards every one minute.
Understandable, voltage controller is only the reference value presetting sampling duration by the sampling duration that voltage sampling duration information obtains, if the information of voltage that step S201 obtains is periodically variable, may be there is following this situation in the sampling duration that voltage controller is obtained by sampling duration information: sampling duration is synchronous with the change of information of voltage, duration of such as sampling is identical with the period of change of information of voltage or be integral multiple, so may duplicate the situation of several voltage value with this sampling duration voltage value obtained that carries out sampling, also the performance of power supply under voltage fluctuation can not just be known.Presetting sampling duration as worked as is 1s, and the period of change of information of voltage is 2s, the contact potential series now got may be the repetition of two or one voltage values, therefore, in order to avoid above-mentioned situation, as preferably a kind of embodiment, can in conjunction with described voltage sampling duration information and described voltage in time variation relation described default sampling duration is set.As can judge information of voltage be changed to periodically time, arrange default sampling duration to be y=x+0.01n, y=x+0.1a or to adopt other formula, y is for presetting sampling duration, and x is the duration in voltage sampling information, n represents the number of times of sampling, and a is the period of change of information of voltage.Like this, ensure that multiple voltage values of sampling can fluctuate in time, and then reach the object of test electric equipment performance under voltage fluctuation.
Fig. 5 is the structural representation of power detecting system in the embodiment of the present invention, the structure of environment schematic to power detecting system based on this power detecting system in Fig. 1 is described further by the present embodiment, this power detecting system specifically can be integrated in the equipment such as voltage controller, and details are as follows:
As shown in Figure 5, this system comprises:
Voltage acquisition module 51, for obtaining information of voltage.
Concrete, in order to obtain the voltage of real scene, can be gathered by the line voltage of voltage acquisition instrument to curstomer's site and be stored, when needs carry out power supply test, voltage acquisition module 51 obtains information of voltage from voltage acquisition instrument.
In the present embodiment, in order to test the performance of electric equipment in electric equipment power-supply fluctuation situation, the information of voltage of voltage acquisition instrument collection also comprises voltage variation relation in time, and this voltage in time variation relation may be discrete message, also may be cyclical variation information.
Sampling of data module 52, obtains multiple voltage value as contact potential series for sampling described information of voltage.
Concrete, when after acquisition information of voltage, sampling of data module 52 is sampled to this information of voltage, obtains a series of time dependent voltage value, and this voltage value sequence presented by the order of time, is contact potential series.
Preferably, sampling of data module 52 is also for judging whether described voltage value is positioned at the voltage standard scope of electric equipment; When described voltage value is positioned at the voltage standard scope of electric equipment, using one of them as contact potential series of described voltage value; When described voltage value exceedes described electric equipment voltage standard scope, described voltage value is abandoned, be appreciated that this voltage standard scope can refer to the scope ensureing that electric equipment normally works, also can refer to the maximum voltage that electric equipment can bear or minimum voltage.
As a kind of possible embodiment, sampling of data module 52 comprises:
Sampling submodule 521, for carrying out single sample to obtain a voltage value every default sampling duration to described information of voltage.
Concrete, the sampling frequency of information of voltage is set in advance, namely sampling duration is preset, sampling duration is preset according to this, sampling submodule 521 can carry out single sample when needs are sampled to information of voltage, it is a time reference of sampling as sampling submodule 521 pairs of information of voltage that voltage presets sampling duration, and such as presetting sampling duration is 0.1 second, and submodule 521 of so sampling just carried out single sample at interval of 0.1 second and obtains primary voltage numerical value.
Record sub module 522, for being recorded in multiple voltage values that in continuous time, multiple sampling obtains, as contact potential series.
Concrete, after the 521 pairs of information of voltage sampling of sampling submodule obtain voltage value, this voltage value and time of extracting this voltage value are carried out record by record sub module 522, after the voltage value repeatedly recording the extraction of sampling submodule 521, these voltage values store according to time order and function order by record sub module 522 successively, and these voltage values based on time variations just constitute contact potential series.
Voltage regulator module 53, for adjusting test voltage according to described contact potential series.
Concrete, after sampling of data module 52 is sampled and is obtained contact potential series from information of voltage, voltage regulator module 53 adjusts test voltage according to this contact potential series further, because contact potential series contains the time dependent relation of on-the-spot voltage, voltage regulator module 53 adjusts test voltage according to this variation relation, and go to test electric equipment by this test voltage, just can react the power source performance of electric equipment under actual electric network environmental fluctuating really.
Voltage output module 54, for described test voltage is outputted to electric equipment, to test the power supply of electric equipment.
Concrete, voltage output module 54 can output to electric equipment in real time by according to the test voltage after contact potential series adjustment, so just can obtain with power source performance index corresponding to the test voltage of any point of contact potential series change, understandable, test voltage can be the one section of continuous voltage wave band adjusted with contact potential series, this lasting performance of voltage wave band energy Validity Test power supply in voltage fluctuation situation.
As the embodiment that another kind is possible, as shown in Figure 6, this system also comprises:
Sampling arranges request receiving module 61, and arrange request for acceptance sampling duration, described sampling duration arranges request and carries voltage sampling duration information.
Concrete, sampling of data module 52 is sampled to information of voltage with default sampling duration, before this, need to arrange the default sampling duration of data decimation blocks 52, user can arrange request by arranging button triggering sampling duration, carries voltage sampling duration information, as 0.1s in this sampling duration request, or whenever for minute integer time just sample once, namely every 00:01,00:02,, equal time time extract once.Sampling arranges request receiving module 61 acceptance sampling duration and arranges and ask and respond.
Module 62 is set, for arranging described default sampling duration according to described voltage sampling duration information.
Concrete, when sampling arrange request receiving module 61 receive sampling duration preset request after, module 62 is set according to voltage sampling duration information, as when voltage sampling duration information is 0.1s, arranging and presetting sampling duration is 0.1s, just sample once when the integer that voltage sampling duration information is minute, namely every 00:01,00:02,, equal time time when extracting one time, module 62 is set first the whole point time be set to after getting information of voltage is carried out single sample, extracted once every one minute afterwards.
Understandable, arranging module 62 is only the reference value presetting sampling duration by the sampling duration that voltage sampling duration information obtains, if the information of voltage that step S201 obtains is periodically variable, that arranges module 62 may there is following this situation by the sampling duration of sampling duration information acquisition: sampling duration is synchronous with the change of information of voltage, duration of such as sampling is identical with the period of change of information of voltage or be integral multiple, so sampling of data module 52 may duplicate the situation of several voltage value with this sampling duration voltage value obtained that carries out sampling, also the performance of power supply under voltage fluctuation can not just be known.Presetting sampling duration as worked as is 1s, and the period of change of information of voltage is 2s, the contact potential series that now sampling of data module 52 gets may be the repetition of two or one voltage values, therefore, in order to avoid above-mentioned situation, as preferably a kind of embodiment, arrange module 62 can in conjunction with described voltage sampling duration information and described voltage in time variation relation described default sampling duration is set.As can judge information of voltage be changed to periodically time, arrange module 62 default sampling duration is set to y=x+0.01n, y=x+0.1a or adopts other formula, y is for presetting sampling duration, x is the duration in voltage sampling information, n represents the number of times of sampling, and a is the period of change of information of voltage.Like this, ensure that multiple voltage values of sampling can fluctuate in time, and then reach the object of test electric equipment performance under voltage fluctuation.
Described above is only preferred embodiment of the present invention, and above-mentioned specific embodiment is not limitation of the present invention.In technological thought category of the present invention, can occur various distortion and amendment, all those of ordinary skill in the art, according to describing retouching, the amendment made above or equivalent replacing, all belong to the scope that the present invention protects.
Claims (10)
1. a power supply test method, is characterized in that, comprising:
Obtain information of voltage;
Sample to obtain multiple voltage value as contact potential series to described information of voltage;
According to described contact potential series adjustment test voltage;
Described test voltage is outputted to electric equipment, to test the power supply of described electric equipment.
2. the method for claim 1, is characterized in that, described information of voltage comprises voltage relation over time.
3. the method for claim 1, is characterized in that, describedly samples to obtain multiple voltage value as contact potential series to described information of voltage, comprising:
Judge whether described voltage value is positioned at the voltage standard scope of electric equipment;
When described voltage value is positioned at the voltage standard scope of electric equipment, using one of them as contact potential series of described voltage value.
4. the method as described in claims 1 to 3 any one claim, is characterized in that, describedly samples to obtain multiple voltage value as contact potential series to described information of voltage, comprising:
Every default sampling duration, single sample is carried out to obtain a voltage value to described information of voltage;
Be recorded in multiple voltage values that in continuous time, multiple sampling obtains, as contact potential series.
5. method as claimed in claim 4, is characterized in that, before described acquisition information of voltage, also comprise:
Acceptance sampling duration arranges request, and described sampling duration arranges request and carries voltage sampling duration information;
According to described voltage sampling duration information, described default sampling duration is set.
6. a power detecting system, is characterized in that, comprising:
Voltage acquisition module, for obtaining information of voltage;
Sampling of data module, obtains multiple voltage value as contact potential series for sampling described information of voltage;
Voltage regulator module, for adjusting test voltage according to described contact potential series;
Voltage output module, for described test voltage is outputted to electric equipment, to test the power supply of electric equipment.
7. power detecting system as claimed in claim 6, it is characterized in that, described information of voltage comprises voltage relation over time.
8. power detecting system as claimed in claim 6, is characterized in that, described sampling of data module specifically for:
Judge whether described voltage value is positioned at electric equipment voltage standard scope;
When described voltage value is positioned at electric equipment voltage standard scope, using one of them as contact potential series of described voltage value.
9. the power detecting system as described in claim 6 ~ 8 any one claim, is characterized in that, sampling of data module comprises:
Sampling submodule, for carrying out single sample to obtain a voltage value every default sampling duration to described information of voltage;
Record sub module, for being recorded in multiple voltage value that multiple sampling in continuous time obtains and as contact potential series.
10. power detecting system as claimed in claim 9, it is characterized in that, described system also comprises:
Sampling arranges request receiving module, and arrange request for acceptance sampling duration, described sampling duration arranges request and carries voltage sampling duration information;
Module is set, for arranging described default sampling duration according to described voltage sampling duration information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610055392.0A CN105572604A (en) | 2016-01-27 | 2016-01-27 | Power supply testing method and power supply testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610055392.0A CN105572604A (en) | 2016-01-27 | 2016-01-27 | Power supply testing method and power supply testing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105572604A true CN105572604A (en) | 2016-05-11 |
Family
ID=55882954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610055392.0A Pending CN105572604A (en) | 2016-01-27 | 2016-01-27 | Power supply testing method and power supply testing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105572604A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109425838A (en) * | 2017-08-30 | 2019-03-05 | 杭州渗源环境科技有限公司 | A kind of electric osmose dehydration electrical parameter monitoring system and its monitoring method |
| CN113567876A (en) * | 2020-04-28 | 2021-10-29 | 北京新能源汽车股份有限公司 | Power supply testing method, device and equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1548972A (en) * | 2003-05-10 | 2004-11-24 | 华为技术有限公司 | Apparatus for testing electric power system |
| CN201955457U (en) * | 2010-12-09 | 2011-08-31 | 西安中科麦特电子技术设备有限公司 | Novel LED switching power supply test system |
| CN102478638A (en) * | 2010-11-27 | 2012-05-30 | 西安博昱新能源有限公司 | Comprehensive LED streetlamp power source testing system |
| CN202512225U (en) * | 2012-03-21 | 2012-10-31 | 杭州乐图光电科技有限公司 | Intelligent power testing system |
| CN103135071A (en) * | 2011-11-24 | 2013-06-05 | 西安中科麦特电子技术设备有限公司 | Lighting emitting diode (LED) lamp power testing input voltage regulating system |
| CN103250112A (en) * | 2010-09-30 | 2013-08-14 | 施耐德电气美国股份有限公司 | Power monitoring device simulation using a database profile generated from real time-value data |
| CN203217008U (en) * | 2013-03-22 | 2013-09-25 | 中国电力科学研究院 | A lightning arrester operation analog simulation system |
| CN104133771A (en) * | 2014-08-13 | 2014-11-05 | 五八同城信息技术有限公司 | Testing method and device |
| CN104237803A (en) * | 2014-09-30 | 2014-12-24 | 国家电网公司 | Method for detecting electrical property of battery of electric vehicle on basis of battery working condition simulation |
-
2016
- 2016-01-27 CN CN201610055392.0A patent/CN105572604A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1548972A (en) * | 2003-05-10 | 2004-11-24 | 华为技术有限公司 | Apparatus for testing electric power system |
| CN103250112A (en) * | 2010-09-30 | 2013-08-14 | 施耐德电气美国股份有限公司 | Power monitoring device simulation using a database profile generated from real time-value data |
| CN102478638A (en) * | 2010-11-27 | 2012-05-30 | 西安博昱新能源有限公司 | Comprehensive LED streetlamp power source testing system |
| CN201955457U (en) * | 2010-12-09 | 2011-08-31 | 西安中科麦特电子技术设备有限公司 | Novel LED switching power supply test system |
| CN103135071A (en) * | 2011-11-24 | 2013-06-05 | 西安中科麦特电子技术设备有限公司 | Lighting emitting diode (LED) lamp power testing input voltage regulating system |
| CN202512225U (en) * | 2012-03-21 | 2012-10-31 | 杭州乐图光电科技有限公司 | Intelligent power testing system |
| CN203217008U (en) * | 2013-03-22 | 2013-09-25 | 中国电力科学研究院 | A lightning arrester operation analog simulation system |
| CN104133771A (en) * | 2014-08-13 | 2014-11-05 | 五八同城信息技术有限公司 | Testing method and device |
| CN104237803A (en) * | 2014-09-30 | 2014-12-24 | 国家电网公司 | Method for detecting electrical property of battery of electric vehicle on basis of battery working condition simulation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109425838A (en) * | 2017-08-30 | 2019-03-05 | 杭州渗源环境科技有限公司 | A kind of electric osmose dehydration electrical parameter monitoring system and its monitoring method |
| CN113567876A (en) * | 2020-04-28 | 2021-10-29 | 北京新能源汽车股份有限公司 | Power supply testing method, device and equipment |
| CN113567876B (en) * | 2020-04-28 | 2024-05-28 | 北京新能源汽车股份有限公司 | Power supply testing method, device and equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1070612C (en) | Method of locating a single-phase ground fault in a power distribution network | |
| CN100370267C (en) | On-line detecting method and its device for multiple path transient wave form over voltage of power system | |
| CN2906632Y (en) | Portable dynamic PMU performance tester | |
| CN203324398U (en) | Distributed photovoltaic inverter testing system | |
| CN103901388B (en) | Parallel detection termination and detection method | |
| CN101629995A (en) | Detection method of phasor measurement unit PMU | |
| WO2021082594A1 (en) | Method, apparatus and device for testing algae on surface of insulating material | |
| CN102262204A (en) | Local discharge detection system applicable to detection of phase-resolved partial discharge pattern (PRPD) and time-resolved partial discharge pattern (TRPD) | |
| CN108876068A (en) | A kind of electric network fault predicted detection method and device | |
| CN202794359U (en) | Zinc oxide lightning arrester on-line monitoring device | |
| CN103454526A (en) | Method for judging fault type of winding based on power transformer | |
| CN105607023A (en) | Pulse signal generation and measurement method for calibration of partial discharge detector | |
| CN105572604A (en) | Power supply testing method and power supply testing system | |
| CN113986701A (en) | Equipment data processing method and device applied to intelligent traction power transformation system | |
| CN105676160A (en) | Electronic transformer calibrator traceability method and system | |
| CN105203967A (en) | Power battery deterioration degree test method and test device | |
| CN102591211A (en) | Synchronous simulation control system | |
| CN105021876A (en) | Electric current monitoring instrument and electric current monitoring system | |
| CN204925371U (en) | Many analog output's of standard source electric energy quality on -line monitoring device's test system | |
| CN101672928A (en) | Automatic testing system of pseudorandom multi-frequency instrument receiver | |
| CN105529036A (en) | System and method for voice quality detection | |
| CN111160712A (en) | User electricity utilization parameter adjusting method and device | |
| CN207301784U (en) | A kind of electrical energy power quality disturbance tolerance level test system of programmable logic controller (PLC) | |
| CN202486272U (en) | Testing system for partial discharge, withstand voltage and leakage current | |
| CN110456238A (en) | A kind of corona discharge ion source detection method and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160511 |
|
| RJ01 | Rejection of invention patent application after publication |