CN110878237B - Electrified cleaning agent for high-voltage power equipment and preparation method thereof - Google Patents
Electrified cleaning agent for high-voltage power equipment and preparation method thereof Download PDFInfo
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- CN110878237B CN110878237B CN201911094634.7A CN201911094634A CN110878237B CN 110878237 B CN110878237 B CN 110878237B CN 201911094634 A CN201911094634 A CN 201911094634A CN 110878237 B CN110878237 B CN 110878237B
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- 239000012459 cleaning agent Substances 0.000 title claims abstract description 47
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 28
- 229920000570 polyether Polymers 0.000 claims abstract description 28
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims abstract description 22
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 235000019832 sodium triphosphate Nutrition 0.000 claims abstract description 17
- 229950011008 tetrachloroethylene Drugs 0.000 claims abstract description 17
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 14
- 239000010703 silicon Substances 0.000 claims abstract description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 11
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims abstract description 11
- DEFVIWRASFVYLL-UHFFFAOYSA-N ethylene glycol bis(2-aminoethyl)tetraacetic acid Chemical compound OC(=O)CN(CC(O)=O)CCOCCOCCN(CC(O)=O)CC(O)=O DEFVIWRASFVYLL-UHFFFAOYSA-N 0.000 claims abstract description 11
- DVEKCXOJTLDBFE-UHFFFAOYSA-N n-dodecyl-n,n-dimethylglycinate Chemical compound CCCCCCCCCCCC[N+](C)(C)CC([O-])=O DVEKCXOJTLDBFE-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920002545 silicone oil Polymers 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 abstract description 16
- 230000006378 damage Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 239000012847 fine chemical Substances 0.000 abstract description 2
- 239000003814 drug Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 7
- 238000009413 insulation Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000861 blow drying Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- -1 static electricity Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/88—Ampholytes; Electroneutral compounds
- C11D1/94—Mixtures with anionic, cationic or non-ionic compounds
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/06—Phosphates, including polyphosphates
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2003—Alcohols; Phenols
- C11D3/2006—Monohydric alcohols
- C11D3/201—Monohydric alcohols linear
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/24—Organic compounds containing halogen
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
- C11D3/33—Amino carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/34—Organic compounds containing sulfur
- C11D3/3454—Organic compounds containing sulfur containing sulfone groups, e.g. vinyl sulfones
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/373—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicones
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/008—Polymeric surface-active agents
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/722—Ethers of polyoxyalkylene glycols having mixed oxyalkylene groups; Polyalkoxylated fatty alcohols or polyalkoxylated alkylaryl alcohols with mixed oxyalkylele groups
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/82—Compounds containing silicon
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/88—Ampholytes; Electroneutral compounds
- C11D1/90—Betaines
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- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Detergent Compositions (AREA)
Abstract
The invention discloses a charged cleaning agent for high-voltage power equipment and a preparation method thereof, belonging to the technical field of fine chemical products. The traditional Chinese medicine is prepared from the following raw materials in parts by weight: 60-100 parts of tetrachloroethylene, 1-10 parts of polyether modified organic silicon, 30-50 parts of absolute ethyl alcohol, 1-10 parts of propylene glycol block polyether, 5-10 parts of sodium tripolyphosphate, 0.5-3 parts of ethylene glycol tetraacetic acid, 0.5-3 parts of dimethyl silicone oil, 0.5-1 part of dimethyl sulfoxide and 0.05-0.3 part of dodecyl dimethyl betaine. The electrified cleaning agent for the high-voltage power equipment has the advantages of good cleaning effect, high safety, high insulativity and no damage to the equipment.
Description
Technical Field
The invention relates to a strong cleaning agent, in particular to a high-voltage power equipment electrified cleaning agent and a preparation method thereof, and belongs to the technical field of fine chemical products.
Background
The external insulation of power equipment such as power transformers and the like is easy to deposit dirty substances, so that the insulation performance is reduced, the leakage current is increased, the safe operation of a power grid is damaged, and the electrified cleaning is often needed. The electrified cleaning technology for the electrified equipment refers to a cleaning and maintenance technology which is used for cleaning and maintaining various static electricity, dust, oil stain, moisture, salinity, carbon stain, acid and alkali gas and other deep dirt on the surface and the depth of a circuit rapidly and thoroughly by using a cleaning agent with the characteristics of high insulation, no combustion, easy volatilization, environment friendliness and the like on the premise of not stopping running of running electric appliances and power equipment and using professional instruments, equipment and tools to follow professional operation rules for operation. The cleaning-free electrified cleaning agent is high in efficiency and high in speed, dirt such as dust, oil stain, electrified particles and salt can be quickly removed, the dirt is quickly dissolved and volatilized after spraying, micro fog drops can touch any hidden part, the operation is convenient, the cleaning-free electrified cleaning agent can be carried out under the normal working condition of electrical equipment, electronic elements cannot be loosened and damaged due to the fact that cleaning is not needed, and blow drying is not needed after cleaning. After cleaning, performance faults caused by short circuit, poor heat dissipation, reduced sensitivity of components and parts and the like can be quickly eliminated, the operation safety of the electrical equipment is effectively improved, the electrical equipment is always in the best working state, the service life of the equipment is prolonged, fire and explosion accidents are prevented, and the problem of cleaning and maintenance of the electronic equipment is solved.
The electrified cleaning agent has the advantages of high resistivity, small using amount of the cleaning agent, good cleaning effect, simple operation tool, time saving and the like, and is widely applied to high-voltage power transmission and transformation equipment. The charged cleaning agent has strong wetting and penetrating abilities after contacting with dirt, and the problems that the electrical property of the charged cleaning agent after mixing with the dirt changes and whether the charged cleaning agent has negative influence on the operation of equipment are very concerned by equipment operation departments. At present, the variety of the electrified cleaning agent for the domestic high-voltage power transmission and transformation equipment is more, but the electrified cleaning agent has different and uneven performances after being used for electrified cleaning, so that the development of the electrified cleaning agent for the high-voltage equipment with good comprehensive performance has very important significance.
Disclosure of Invention
The invention aims to provide an electrified cleaning agent for high-voltage power equipment, which has the advantages of good cleaning effect, high safety, high insulating property and no damage to the equipment.
The invention adopts the following technical scheme:
the electrified cleaning agent for the high-voltage power equipment is prepared from the following raw materials in parts by weight: 60-100 parts of tetrachloroethylene, 1-10 parts of polyether modified organic silicon, 30-50 parts of absolute ethyl alcohol, 1-10 parts of propylene glycol block polyether, 5-10 parts of sodium tripolyphosphate, 0.5-3 parts of ethylene glycol tetraacetic acid, 0.5-3 parts of dimethyl silicone oil, 0.5-1 part of dimethyl sulfoxide and 0.05-0.3 part of dodecyl dimethyl betaine.
Preferably, the electrified cleaning agent for the high-voltage power equipment is prepared from the following raw materials in parts by weight: 70-80 parts of tetrachloroethylene, 4-8 parts of polyether modified organic silicon, 40-45 parts of absolute ethyl alcohol, 3-8 parts of propylene glycol block polyether, 7-9 parts of sodium tripolyphosphate, 1-1.5 parts of ethylene glycol tetraacetic acid, 1.5-2 parts of dimethyl silicone oil, 0.7-0.9 part of dimethyl sulfoxide and 0.1-0.2 part of dodecyl dimethyl betaine.
Preferably, the electrified cleaning agent for the high-voltage power equipment is prepared from the following raw materials in parts by weight: 375 parts of tetrachloroethylene, 6 parts of polyether modified organosilicon, 42 parts of absolute ethyl alcohol, 6 parts of propylene glycol block polyether, 8 parts of sodium tripolyphosphate, 1.2 parts of ethylene glycol tetraacetic acid, 1.8 parts of dimethyl silicone oil, 0.8 part of dimethyl sulfoxide and 0.15 part of dodecyl dimethyl betaine.
A preparation method of a charged cleaning agent for high-voltage power equipment comprises the following steps:
(1) weighing the components respectively, and then pouring tetrachloroethylene, polyether modified organic silicon and sodium tripolyphosphate into a mixer to stir and mix for 10-15 minutes;
(2) and (2) pouring the mixed material liquid obtained in the step (1) and other raw materials into a closed container, and then stirring and reacting for 30-45 minutes at 20-30 ℃.
The invention has the beneficial effects that: the electrified cleaning agent for the high-voltage equipment has high insulativity, can realize electrified cleaning under high voltage of more than 220KV, does not influence the work of an electric appliance, is non-conductive, does not have short circuit, and does not reduce the characteristics of components; the device can rapidly and thoroughly remove harmful substances such as static electricity, oil stain, dust, salt and the like on various high-voltage electrical equipment, has a special protection effect on the equipment, and prolongs the service life of the equipment; no corrosion to metal equipment, no harm to human body, no damage to environment and ozone layer, and no pollution; excellent volatility, no residue left, no flash point and no combustion.
Drawings
Fig. 1 is a graph showing the variation of dielectric loss factor with temperature.
FIG. 2 is a graph showing the trend of the relative dielectric constant with temperature.
Fig. 3 is a graph showing the trend of volume resistivity with temperature.
Detailed Description
The present invention will be described in further detail with reference to specific examples.
Example 1
The electrified cleaning agent for the high-voltage power equipment is prepared from the following raw materials in parts by weight: 60 parts of tetrachloroethylene, 1 part of polyether modified organic silicon, 30 parts of absolute ethyl alcohol, 1 part of propylene glycol block polyether, 5 parts of sodium tripolyphosphate, 0.5 part of ethylene glycol tetraacetic acid, 0.5 part of dimethyl silicone oil, 0.5 part of dimethyl sulfoxide and 0.05 part of dodecyl dimethyl betaine.
The preparation method of the electrified cleaning agent for the high-voltage power equipment comprises the following steps:
(1) weighing the components respectively, and then pouring tetrachloroethylene, polyether modified organic silicon and sodium tripolyphosphate into a mixer to stir and mix for 10-15 minutes;
(2) and (2) pouring the mixed material liquid obtained in the step (1) and other raw materials into a closed container, and then stirring and reacting for 30-45 minutes at 20-30 ℃.
Example 2
The electrified cleaning agent for the high-voltage power equipment is prepared from the following raw materials in parts by weight: 100 parts of tetrachloroethylene, 10 parts of polyether modified organic silicon, 50 parts of absolute ethyl alcohol, 10 parts of propylene glycol block polyether, 10 parts of sodium tripolyphosphate, 3 parts of ethylene glycol tetraacetic acid, 3 parts of dimethyl silicone oil, 1 part of dimethyl sulfoxide and 0.3 part of dodecyl dimethyl betaine.
The preparation method of the electrified cleaning agent for the high-voltage power equipment comprises the following steps:
(1) weighing the components respectively, and then pouring tetrachloroethylene, polyether modified organic silicon and sodium tripolyphosphate into a mixer to stir and mix for 10-15 minutes;
(2) and (2) pouring the mixed material liquid obtained in the step (1) and other raw materials into a closed container, and then stirring and reacting for 30-45 minutes at 20-30 ℃.
Example 3
The electrified cleaning agent for the high-voltage power equipment is prepared from the following raw materials in parts by weight: 75 parts of tetrachloroethylene, 6 parts of polyether modified organosilicon, 42 parts of absolute ethyl alcohol, 6 parts of propylene glycol block polyether, 8 parts of sodium tripolyphosphate, 1.2 parts of ethylene glycol tetraacetic acid, 1.8 parts of dimethyl silicone oil, 0.8 part of dimethyl sulfoxide and 0.15 part of dodecyl dimethyl betaine.
The preparation method of the electrified cleaning agent for the high-voltage power equipment comprises the following steps:
(1) weighing the components respectively, and then pouring tetrachloroethylene, polyether modified organic silicon and sodium tripolyphosphate into a mixer to stir and mix for 10-15 minutes;
(2) and (2) pouring the mixed material liquid obtained in the step (1) and other raw materials into a closed container, and then stirring and reacting for 30-45 minutes at 20-30 ℃.
Example 4
The electrified cleaning agent for the high-voltage power equipment is prepared from the following raw materials in parts by weight: 70 parts of tetrachloroethylene, 5 parts of polyether modified organic silicon, 35 parts of absolute ethyl alcohol, 5 parts of propylene glycol block polyether, 8 parts of sodium tripolyphosphate and 1.5 parts of ethylene glycol tetraacetic acid
1 part of dimethyl silicone oil, 0.6 part of dimethyl sulfoxide and 0.2 part of dodecyl dimethyl betaine.
The preparation method of the electrified cleaning agent for the high-voltage power equipment comprises the following steps:
(1) weighing the components respectively, and then pouring tetrachloroethylene, polyether modified organic silicon and sodium tripolyphosphate into a mixer to stir and mix for 10-15 minutes;
(2) and (2) pouring the mixed material liquid obtained in the step (1) and other raw materials into a closed container, and then stirring and reacting for 30-45 minutes at 20-30 ℃.
The power frequency breakdown voltage and the direct current breakdown voltage of the electrified cleaning agent for high-voltage power equipment prepared in the above examples 1 to 4 are shown in table 1.
TABLE 1 Power frequency and DC breakdown Voltage of charged cleaning agent
The cleaning test of the charged equipment by using the charged cleaning agent for the high-voltage power equipment, which is prepared in the embodiment 3 of the invention, is carried out, the applied voltage of the equipment is 220kV, the environmental parameters are 30 ℃ and 54% of humidity, and the test results of each stage are shown in table 2.
TABLE 2 parameters of the test stages
Note: the applied voltage was 146kV for the background case.
The results show that after the surface of the charged equipment is cleaned, the cleaning effect is obvious, the cleaning process of the equipment is safe, and the equipment is not interfered. After 1-3 months of observation, the surface of the cleaned equipment has no chemical component change, no corrosion and no damage.
In order to further understand the electrical properties of the electrified cleaning agent prepared by the invention, the invention also researches the variation trends of the dielectric loss factor, the relative dielectric constant and the volume resistivity of the electrified cleaning agent of the high-voltage power equipment prepared in the embodiments 1 to 4 with the temperature under different temperature conditions. Specific results are shown in table 3 and fig. 1 to 3.
TABLE 320 ℃ measurement results of dielectric loss factor, relative dielectric constant and volume resistivity
As can be seen from the data in Table 3 and FIGS. 1 to 3, the dielectric loss tangent, the relative dielectric constant and the volume resistivity of the invention have little tendency to change with the temperature rise, and basically keep a stable insulation state, which shows that the charged cleaning agent of the invention has good stability and high safety in the insulation state.
The invention also researches the volatility of the charged cleaning agent in the environment of 40 ℃, and respectively loads 10g of the charged cleaning agent prepared in the embodiments 1-4 into a standard beaker according to the standard ASTM D280, wherein the diameter of the beaker is 6.4cm, and the cross-sectional area of the beaker is 32.15 cm2. Putting 4 charged cleaning agents into a constant temperature box, measuring the mass of the beaker and the cleaning agents every 1h, recording the mass of each time, calculating the volatilization amount of the cleaning agents in the time period, and obtaining the volatilization speed v which is delta m/(delta t & s); a blank comparative example is also set in the test, and the test is carried out by putting the same amount of clear water into the same beaker and putting the beaker and the beaker in the same environment.
In the formula: Δ m is the mass of the volatilized liquid, g; Δ t is the time interval of the test, h; s is the area of the container, cm2. The specific test results are shown in Table 4.
TABLE 440 ℃ volatile Mass of samples at different times
As is clear from the results in Table 4, the charged cleaning agent of the present invention has a high volatility at 40 ℃ and a high volatilization rate of 488.3 g/(h.m)2) The volatility is good, the device can be completely volatilized completely after the surface of the device is cleaned, and no residue or chemical corrosion exists.
Claims (4)
1. The electrified cleaning agent for the high-voltage power equipment is characterized by being prepared from the following raw materials in parts by weight: 60-100 parts of tetrachloroethylene, 1-10 parts of polyether modified organic silicon, 30-50 parts of absolute ethyl alcohol, 1-10 parts of propylene glycol block polyether, 5-10 parts of sodium tripolyphosphate, 0.5-3 parts of ethylene glycol tetraacetic acid, 0.5-3 parts of dimethyl silicone oil, 0.5-1 part of dimethyl sulfoxide and 0.05-0.3 part of dodecyl dimethyl betaine.
2. The electrified cleaning agent for the high-voltage power equipment as claimed in claim 1, which is prepared from the following raw materials in parts by weight: 70-80 parts of tetrachloroethylene, 4-8 parts of polyether modified organic silicon, 40-45 parts of absolute ethyl alcohol, 3-8 parts of propylene glycol block polyether, 7-9 parts of sodium tripolyphosphate, 1-1.5 parts of ethylene glycol tetraacetic acid, 1.5-2 parts of dimethyl silicone oil, 0.7-0.9 part of dimethyl sulfoxide and 0.1-0.2 part of dodecyl dimethyl betaine.
3. The electrified cleaning agent for the high-voltage power equipment as claimed in claim 2, which is prepared from the following raw materials in parts by weight: 75 parts of tetrachloroethylene, 6 parts of polyether modified organosilicon, 42 parts of absolute ethyl alcohol, 6 parts of propylene glycol block polyether, 8 parts of sodium tripolyphosphate, 1.2 parts of ethylene glycol tetraacetic acid, 1.8 parts of dimethyl silicone oil, 0.8 part of dimethyl sulfoxide and 0.15 part of dodecyl dimethyl betaine.
4. A preparation method of the electrified cleaning agent for the high-voltage power equipment, which is characterized by comprising the following steps:
(1) weighing the components respectively, and then pouring tetrachloroethylene, polyether modified organic silicon and sodium tripolyphosphate into a mixer to stir and mix for 10-15 minutes;
(2) and (2) pouring the mixed material liquid obtained in the step (1) and other raw materials into a closed container, and then stirring and reacting for 30-45 minutes at 20-30 ℃.
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| CN102559410A (en) * | 2012-01-16 | 2012-07-11 | 武汉大学 | High-voltage insulator electrified cleaning agent |
| CN104479905A (en) * | 2014-11-21 | 2015-04-01 | 苏州东辰林达检测技术有限公司 | Electrified cleaning agent for precise instruments and preparation method of electrified cleaning agent |
| CN107118859A (en) * | 2017-04-26 | 2017-09-01 | 宋建琴 | A kind of high voltage equipment insulation cleaning agent |
| CN109504547A (en) * | 2018-12-11 | 2019-03-22 | 北京国电富通科技发展有限责任公司 | Cleaning renovation agent for power external insulation equipment |
| CN109705991A (en) * | 2018-11-30 | 2019-05-03 | 北京联研卓创科技有限公司 | A kind of silicon rubber compound insulator scavenger specially with repair function |
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| CN1202232C (en) * | 2003-07-24 | 2005-05-18 | 山东大学 | Glass cleaning agent composite for electronic industry |
| CN108611199A (en) * | 2016-12-09 | 2018-10-02 | 段钰 | A kind of effective powerful cleaning agent and its Environment protection cleaning technique |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102559410A (en) * | 2012-01-16 | 2012-07-11 | 武汉大学 | High-voltage insulator electrified cleaning agent |
| CN104479905A (en) * | 2014-11-21 | 2015-04-01 | 苏州东辰林达检测技术有限公司 | Electrified cleaning agent for precise instruments and preparation method of electrified cleaning agent |
| CN107118859A (en) * | 2017-04-26 | 2017-09-01 | 宋建琴 | A kind of high voltage equipment insulation cleaning agent |
| CN109705991A (en) * | 2018-11-30 | 2019-05-03 | 北京联研卓创科技有限公司 | A kind of silicon rubber compound insulator scavenger specially with repair function |
| CN109504547A (en) * | 2018-12-11 | 2019-03-22 | 北京国电富通科技发展有限责任公司 | Cleaning renovation agent for power external insulation equipment |
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