CN102890187A - Non-electric continuous type hardware fitting energy consumption testing method - Google Patents
Non-electric continuous type hardware fitting energy consumption testing method Download PDFInfo
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- CN102890187A CN102890187A CN2012103922331A CN201210392233A CN102890187A CN 102890187 A CN102890187 A CN 102890187A CN 2012103922331 A CN2012103922331 A CN 2012103922331A CN 201210392233 A CN201210392233 A CN 201210392233A CN 102890187 A CN102890187 A CN 102890187A
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Abstract
The invention discloses a non-electric continuous type hardware fitting energy consumption testing method. The method comprises the following steps of: (1) selecting a test lead by using the following method; (2) fastening a temperature measuring probe on the test lead; (3) installing a single copper wire at a potential test point; (4) connecting a current transformer ammeter; (5) powering on; (6) measuring and recording the energy consumption P1 of the test lead; (7) installing a tested hardware fitting; (8) powering on and recording the total energy consumption, and calculating the energy consumption value of a single hardware fitting; (9) repeating the test twice; and (10) calculating the average value of the energy consumption of each hardware fitting after the three repeated experiments. With the adoption of the testing method, the research on energy consumption characteristics of the non-electric continuous type hardware fitting is deepened to a quantitative level, and necessary reference data in optimization design of hardware fittings and model selection of the hardware fittings in a power grid are provided for production enterprises. Therefore, under the political and economic environment in which energy conservation and consumption reduction is proposed, research on the non-electric continuous type hardware fitting energy consumption testing method is very necessary and important in order to construct a resource-saving and environment-friendly country.
Description
Technical field
The present invention relates to technical field of measurement and test, relate in particular to non-electral junction class gold utensil electric energy loss field tests, specifically a kind of method of testing of electric current, temperature and energy consumption of non-electral junction class gold utensil.
Background technology
Non-electral junction class gold utensil is power equipment important on the electric line, is undertaking the important mission that safety is sent electricity.
The non-electral junction class gold utensil that China uses in decades on the line is take iron class as main, belong to again the closed electromagnetic loop on the structure, and be directly installed on the nuditing wire, when by large electric current, electric armour clamp is whole to be in the alternating electromagnetic field of circuit, because its use is large in number and widely distributed, the energy consumption that causes is also very considerable.Just begin one's study, test the energy consumption of iron class electric armour clamp abroad as far back as the eighties, and apply energy-saving electric power gold utensil, the nineties China also begins to produce some energy-saving electric power gold utensils, but because people understand not the sustainability effect (build the disposable fund that drops into and slightly increase the relation that continues reduction with operating cost) of its energy-conserving and environment-protective, use face and amount are all less.And in the last few years, although each department department have to the relevant gold utensil energy consumption of part test with actual motion in energy consumption monitoring, all do not have and it carried out comprehensive and systematic test and the analyses such as electric current, temperature and energy consumption.
The problem that the research of present non-electral junction eka-gold prodigiosin consumption exists is mainly reflected in: non-electral junction eka-gold prodigiosin consumption proportion less for whole line loss, the many factors such as loss and its structural parameters, material characteristic, model specification, current density, electromagnetic property, environmental baseline are closely related, analytical calculation is complicated, and traditional measurement means is difficult to measure the energy loss of the power equipment in the actual motion.And China lacks corresponding national standard in this respect, the measurement mechanism and the effective method of testing that do not have typing, energy consumption characteristics research rests on the aspect of qualitative analysis mostly, do not carry out system and comprehensively energy consumption testing fundamental research, optimal design that can't non-electral junction class gold utensil and type selecting provide necessary reference data, can't provide the operating cost data for electrical network comparatively objectively.
Summary of the invention
What the present invention will solve is the above-mentioned problems in the prior art, aims to provide a kind of energy consumption test method of the non-electral junction class of the test gold utensil of can accurate quantitative analysis, gearing to actual circumstances.
For this reason, the present invention is by the following technical solutions: non-electral junction eka-gold prodigiosin consumption test method is characterized in that may further comprise the steps:
1) select by the following method a test lead:
A) be used for the gold utensil that single specification wire connects, the cross section of test lead is consistent with the conductor cross-section of tested gold utensil regulation;
B) for the electric armour clamp of two kinds of connections and above conductor cross-section, the cross section of test lead is consistent with the maximum specification conductor cross-section that tested gold utensil allows;
2) temperature probe is fastened on the test lead;
3) in the potential test point position at test lead two ends, be respectively tight 3 ~ 4 circles of pricking of 0.8mm ± 0.2mm copper monofilament with two diameters, make it and this test lead close contact;
4) test lead is passed the punching current transformer, current transformer is selected suitable no-load voltage ratio, at the testing current end of Current Transformer Secondary side joint power meter; Described power is counted integrated form, can show simultaneously electric current, voltage, power factor and power;
5) allow test current pass through the test loop, make the test lead temperature reach steady state (SS), constant temperature 30min; The temperature that controls environment simultaneously is between 15 ℃ ~ 25 ℃, and when regulating laboratory temperature such as need with air-conditioning, the wind speed in the laboratory is controlled in the 0.1m/s, and the laboratory is without direct sunlight;
6) after constant temperature 30min finishes, measure and record the energy consumption P of test current, test lead temperature and test lead
l
7) 5 tested gold utensils are loaded onto test lead, and the interval between adjacent gold utensil is not less than 50cm, is not less than 50 times of test lead diameter at two gold utensils of termination, test loop from the distance between the termination;
8) allow test current pass through the test loop, conductor temperature to be tested reaches steady state (SS), the total energy consumption P of record test current, test lead temperature and test lead and gold utensil after constant temperature 30min finishes
Fl, using formula (1-1) calculates single gold utensil power consumption values
In the formula:
P
f---single gold utensil energy consumption, the W of unit
P
Fl---gold utensil and test lead total energy consumption, the W of unit
P
l---test lead energy consumption, the W of unit
N---sample quantities, unit is individual
9) the open test electric current unloads gold utensil; When the conductor temperature of wire to be tested is down in laboratory temperature+5 ℃, repeating step 5) to twice of step 8);
10) 3 times the circulation complete after, calculate each gold utensil energy consumption P
fMean value.
Non-electral junction eka-gold prodigiosin consumption test method of the present invention is deep into quantitative aspect with the energy consumption characteristics research of non-electral junction gold utensil, and the reference data of necessity can be provided for the type selecting of gold utensil in the gold utensil optimal design of manufacturing enterprise and the electrical network.
Therefore, advocating under the overall situation of saving energy and decreasing loss, for building " resource-conserving, environmentally friendly " country, studying non-electral junction class gold utensil electric energy loss test method, seeming very necessary and important.
The present invention is fit to various types of non-electral junction class gold utensils, comprises suspension clamp, stockbridge damper, strain clamp and insulating tension clamp etc.
As a further improvement on the present invention, in step 2) in, temperature probe is coated on the test lead from glutinous band with teflon.
According to the present invention, tested gold utensil comprises its whole parts.
According to the present invention, described test lead is copper conductor.
Further improve as of the present invention, in step 5) and step 8), the initial stage electric current is 1 ~ 1.5 of test current, to reach the purpose that is rapidly heated, accelerates the experiment process.
Further improve as of the present invention, in step 9), adopt and force cooling method that the conductor temperature of test lead is down in laboratory temperature+5 ℃, to shorten temperature fall time.
Description of drawings
The invention will be further described below in conjunction with the drawings and specific embodiments.
Fig. 1 is that the present invention is at testing experiment wire energy arrangenent diagram consuming time.
Fig. 2 is the arrangenent diagram of the present invention when test suspension clamp and test lead total energy consumption.
Among the figure, 1,2,3,4, the tested gold utensil of 5-, 6-test lead, a1, a2-potential test point.
Embodiment
See figures.1.and.2, non-electral junction eka-gold prodigiosin consumption test method of the present invention, take suspension clamp as example, carry out according to the following steps:
1) select by the following method a test lead:
A) be used for the gold utensil that single specification wire connects, the cross-sectional area of conductor of test lead is consistent with the conductor cross-section of tested gold utensil regulation;
B) for the electric armour clamp of two kinds of connections and above conductor cross-section, the cross-sectional area of conductor of test lead is consistent with the maximum specification conductor cross-section that tested gold utensil allows, and tests in corresponding position;
Described test lead is copper conductor;
2) temperature probe is fastened on the test lead, and coats from glutinous band with teflon, make it and the test lead close contact;
3) in the potential test point position at test lead two ends, be respectively tight 3 ~ 4 circles of pricking of 0.8mm ± 0.2mm copper monofilament with two diameters, make it and this test lead close contact;
4) test lead is passed the punching current transformer, current transformer is selected suitable no-load voltage ratio, at the testing current end of Current Transformer Secondary side joint power meter; Described power is counted integrated form, can show simultaneously electric current, voltage, power factor and power;
5) allow test current pass through the test loop, make the test lead temperature reach steady state (SS), constant temperature 30min; The temperature that controls environment simultaneously is between 15 ℃ ~ 25 ℃, and when regulating laboratory temperature such as need with air-conditioning, the wind speed in the laboratory is controlled in the 0.1m/s, and the laboratory is without direct sunlight;
6) after constant temperature 30min finishes, measure and record the energy consumption P of test current, test lead temperature and test lead
l
7) 5 tested gold utensils are loaded onto test lead; Test is arranged and should be avoided other magnetisable material on the impact of test; For avoiding influencing each other between each gold utensil, the interval L1 between adjacent gold utensil is not less than 50cm, is not less than 50 times of test lead diameter from the distance L 2 between the termination at two gold utensils of termination, test loop; Described tested gold utensil comprises its whole parts;
8) allow test current pass through the test loop, conductor temperature to be tested reaches steady state (SS), the total energy consumption P of record test current, test lead temperature and test lead and gold utensil after constant temperature 30min finishes
Fl, using formula (1-1) calculates single gold utensil power consumption values
In the formula:
P
f---single gold utensil energy consumption, the W of unit
P
Fl---gold utensil and test lead total energy consumption, the W of unit
P
l---test lead energy consumption, the W of unit
N---sample quantities, unit is individual
9) the open test electric current unloads gold utensil; When the temperature of wire to be tested is down in laboratory temperature+5 ℃, repeating step 5) to twice of step 8); For shortening temperature fall time, allow to adopt and force cooling method;
10) 3 times the circulation complete after, calculate each gold utensil energy consumption P
fMean value.
In step 5) and step 8), in order to shorten test period, can; Increasing initial stage electric current is with accelerated warming, but do not exceed 1.5 times of test current.
What should be understood that is: above-described embodiment is just to explanation of the present invention, rather than limitation of the present invention, and any innovation and creation that do not exceed in the connotation scope of the present invention all fall within protection scope of the present invention.
Claims (6)
1. non-electral junction eka-gold prodigiosin consumes test method, it is characterized in that may further comprise the steps:
1) select by the following method a test lead:
A) be used for the gold utensil that single specification wire connects, the cross-sectional area of conductor of test lead is consistent with the conductor cross-section of tested gold utensil regulation;
B) for the electric armour clamp of two kinds of connections and above conductor cross-section, the cross section of test lead is consistent with the maximum specification conductor cross-section that tested gold utensil allows;
2) temperature probe is fastened on the test lead;
3) in the potential test point position at test lead two ends, be respectively tight 3 ~ 4 circles of pricking of 0.8mm ± 0.2mm copper monofilament with diameter, make it and this test lead close contact;
4) test lead is passed the punching current transformer, current transformer is selected suitable no-load voltage ratio, at the testing current end of Current Transformer Secondary side joint power meter; Described power is counted integrated form, can show simultaneously electric current, voltage, power factor and power;
5) allow test current pass through the test loop, make the test lead temperature reach steady state (SS), constant temperature 30min; The temperature that controls environment simultaneously is between 15 ℃ ~ 25 ℃, and when regulating laboratory temperature such as need with air-conditioning, the wind speed in the laboratory is controlled in the 0.1m/s, and the laboratory is without direct sunlight;
6) after constant temperature 30min finishes, measure and record the energy consumption P of test current, test lead temperature and test lead
l
7) 5 tested gold utensils are loaded onto test lead, and the interval between adjacent gold utensil is not less than 50cm, is not less than 50 times of test lead diameter at two gold utensils of termination, test loop from the distance between the termination;
8) allow test current pass through the test loop, conductor temperature to be tested reaches steady state (SS), the total energy consumption P of record test current, test lead temperature and test lead and gold utensil after constant temperature 30min finishes
Fl, using formula (1-1) calculates single gold utensil power consumption values
In the formula:
P
f---single gold utensil energy consumption, the W of unit
P
Fl---gold utensil and test lead total energy consumption, the W of unit
P
l---test lead energy consumption, the W of unit
N---sample quantities, unit is individual
9) the open test electric current unloads gold utensil; When the conductor temperature of wire to be tested is down in laboratory temperature+5 ℃, repeating step 5) to twice of step 8);
10) 3 times the circulation complete after, calculate each gold utensil energy consumption P
fMean value.
2. non-electral junction eka-gold prodigiosin consumption test method as claimed in claim 1 is characterized in that in step 2) in, temperature probe is coated on the test lead from glutinous band with teflon.
3. non-electral junction eka-gold prodigiosin as claimed in claim 1 consumes test method, and described tested gold utensil comprises its whole parts.
4. non-electral junction eka-gold prodigiosin as claimed in claim 1 consumes test method, and described test lead is copper conductor.
5. non-electral junction eka-gold prodigiosin consumption test method as claimed in claim 4 is characterized in that in step 5) and step 8), and the initial stage electric current is 1 ~ 1.5 times of test current.
6. such as any one described non-electral junction eka-gold prodigiosin consumption test method of claim 1-4, it is characterized in that in step 9), adopting and force cooling method that the temperature of test lead is down in laboratory temperature+5 ℃.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994931A (en) * | 2014-04-10 | 2014-08-20 | 李�禾 | Grip force and breaking force test method for heat resistance conducting wire and fitting combination body at high temperature |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4799005A (en) * | 1983-04-13 | 1989-01-17 | Fernandes Roosevelt A | Electrical power line parameter measurement apparatus and systems, including compact, line-mounted modules |
| CN101144839A (en) * | 2007-08-13 | 2008-03-19 | 北京承永信息技术有限公司 | Safe monitoring method facing high power contact and its device |
-
2012
- 2012-10-16 CN CN2012103922331A patent/CN102890187A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4799005A (en) * | 1983-04-13 | 1989-01-17 | Fernandes Roosevelt A | Electrical power line parameter measurement apparatus and systems, including compact, line-mounted modules |
| CN101144839A (en) * | 2007-08-13 | 2008-03-19 | 北京承永信息技术有限公司 | Safe monitoring method facing high power contact and its device |
Non-Patent Citations (4)
| Title |
|---|
| THE EUROPEAN STANDARD: "Overhead lines-Requirements and tests for fittings IEC 61284", 《OVERHEAD LINES-REQUIREMENTS AND TESTS FOR FITTINGS》 * |
| 中华人民共和国国家质量监督检验检疫总局 中国国家标准化管理委员会: "中华人民共和国国家标准 电力金具试验方法 第3部分：热循环试验 GB/T 2317.3-2008", 《中华人民共和国国家标准 电力金具试验方法 第3部分：热循环试验》 * |
| 王瑞科 等: "几种常用悬垂线夹性能及节能比较", 《中国电力》 * |
| 王瑞科 等: "新一代特高压导线悬垂线夹", 《电力建设》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994931A (en) * | 2014-04-10 | 2014-08-20 | 李�禾 | Grip force and breaking force test method for heat resistance conducting wire and fitting combination body at high temperature |
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Application publication date: 20130123 |