CN105067871A - Online monitoring device for grounding current of main transformer core - Google Patents

Online monitoring device for grounding current of main transformer core Download PDF

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Publication number
CN105067871A
CN105067871A CN201510417337.7A CN201510417337A CN105067871A CN 105067871 A CN105067871 A CN 105067871A CN 201510417337 A CN201510417337 A CN 201510417337A CN 105067871 A CN105067871 A CN 105067871A
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China
Prior art keywords
parts
current
current sensor
grounding
orchil
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Pending
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CN201510417337.7A
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Chinese (zh)
Inventor
王磊
赵广方
张世龙
尹国慧
李元安
苗长青
韩志骏
卢志海
袁计委
张玉清
胡浩
刘明锝
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State Grid Corp of China SGCC
Maintenance Branch of State Grid Shandong Electric Power Co Ltd
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State Grid Corp of China SGCC
Maintenance Branch of State Grid Shandong Electric Power Co Ltd
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Priority to CN201510417337.7A priority Critical patent/CN105067871A/en
Publication of CN105067871A publication Critical patent/CN105067871A/en
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/14—Styryl dyes
    • C09B23/143—Styryl dyes the ethylene chain carrying a COOH or a functionally modified derivative, e.g.-CN, -COR, -COOR, -CON=, C6H5-CH=C-CN
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B57/00—Other synthetic dyes of known constitution
    • C09B57/008—Triarylamine dyes containing no other chromophores
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/62—Testing of transformers

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Artificial Filaments (AREA)

Abstract

An online monitoring device for grounding current of a main transformer core comprises a current sensor, a lower computer, an upper computer, and a current-limiting resistor unit which is serially connected with a grounding line. The lower computer is connected with the current sensor and the upper computer. The upper computer is connected with the current-limiting resistor unit. Two sides of the current sensor are respectively provided with a supporting board. The top surface of each supporting board is provided with a spacing trough. The online monitoring device for the grounding current of the main transformer core is advantageous in that the current sensor is mounted on a core grounding wire for accurately acquiring a grounding current; a digital signal is transmitted to the upper computer through the lower computer; the upper computer performs processing, analysis and calculation on the digital signal; real-time monitoring for the grounding current of the core and online evaluation for the state of a transformer are realized, thereby realizing a purpose of preventing dangers. When a leakage current exceeds a preset value, an alarm signal is generated. A resistance in the current-limiting resistor unit is analyzed according to the magnitude of the leakage current. The leakage current of the transformer is reduced to a value within a preset value, and furthermore no long-time operation of the transformer when two-point grounding occurs.

Description

Master iron core ground current on-Line Monitor Device
Technical field
The present invention relates to monitoring device, specifically master iron core ground current on-Line Monitor Device.
Background technology
When transformer normally runs, iron core must have some reliable grounds.But when 2 and above ground connection appear in iron core, the uneven current potential between iron core will form circulation between earth point, and causes multipoint earthing of iron core heating accident.The iron core grounding fault of transformer can cause iron core local overheating, and time serious, iron core local temperature rise increases, light gas action, even can cause grave gas action and the accident that trips.The local iron core of scorification forms the short trouble between lamination, makes iron loss become large, has a strong impact on the performance of transformer and normal work, so that must change iron core silicon-steel sheet repaired.
At present, the detection means that field staff is usual is wire current under the ground connection of employing clamp on amperemeter survey iron core grounded by outer lead sleeve pipe, this method is subject to strong electromagnetic environmental interference, there will be the same measurement point situation that measured value difference is totally different several times, and can not ensure to find iron core two points ground fault in the very first time, accuracy of detection and ageingly all there is certain problem, thus can not make the health status of transformer and judging comprehensively, accurately.
Summary of the invention
For solving the problem, the object of this invention is to provide master iron core ground current on-Line Monitor Device.
The present invention for achieving the above object, be achieved through the following technical solutions: master iron core ground current on-Line Monitor Device, comprise current sensor, slave computer, host computer and the current-limiting resistance unit be connected in ground path, slave computer is connected with current sensor and host computer respectively, host computer is connected with current-limiting resistance unit, current sensor both sides arrange a supporting plate respectively, supporting plate top surface offers stopper slot, current sensor side mounting plate, fixed head installs rotating shaft between two ends, rotating shaft fixedly mounts fast pulley, link slot is offered in fast pulley border, fast pulley evenly offers several stopper slot, fast pulley is arranged end to end connection cord, the connection cord on top is positioned at link slot, connection cord evenly installs several positive stop bead, the positive stop bead on top is positioned at stopper slot, the diameter of positive stop bead is greater than the width of link slot, rotating shaft fixedly mounts one end of red cloth curtain, red cloth curtain is coated with orchil, described orchil is with parts by weight, composed of the following components: 1-phenyl-3-methyl-5-pyrazolone 30 ~ 40 parts, 5, 8-dihydroxy-1, 4-naphthoquinones 20 ~ 30 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 20 ~ 30 parts, sodium lauroyl sarcosine 5 ~ 8 parts, sorbitan monostearate 4 ~ 7 parts, polyglyceryl fatty acid ester 2 ~ 5 parts, colouring stabilizer IFI-85112 ~ 4 part, polyvinyl alcohol (PVA) 3 ~ 6 parts and microcrystalline cellulose 2 ~ 5 parts.
For realizing object of the present invention further, can also by the following technical solutions: described current sensor arranges connecting link, connecting link two ends fixedly mount a fixed block respectively, fixed block is offered vertical slideway, supporting plate side arranges vertical slide rail, and several mounting hole vertically offered by slide rail, fixed block vertically offers several mating holes, slide rail cooperation is arranged in the slideway on fixed block, and mating holes overlaps with mounting hole center line, arranges fixed pin in hole; Described current sensor is offered laterally penetrating connecting hole, be positioned at connecting hole in the middle part of connecting link, connecting link arranges external thread, connecting link coordinates installation two setting nuts, two setting nuts touch with current sensor both sides outer wall respectively.
The invention has the advantages that: in the present invention, current sensor is contained on iron core grounding line, accurately gather ground current, by slave computer by digital data transmission to host computer, again by host computer to digital signal processing, analysis and calculation, realize iron core grounding current Real-Time Monitoring, earth fault is automatically recorded ripple, is analyzed the functions such as judgement, fault alarm, trend prediction.Online evaluation, early warning and venture analysis are carried out to transformer state, thus reaches the object prevented trouble before it happens.When leakage current exceedes limit value, send alerting signal, drop into the resistance in current-limiting resistance unit according to the Analyzing on Size of leakage current, within transformer leakage electric current is reduced to setting, guarantee transformer can not when two points ground fault long-play.In addition, the present invention also arranges the red cloth curtain of coating orchil in current sensor side, and play the effect of warning people, wherein orchil has excellent fastness to hot pressing, light resistance and good fastness to chlorine-bleaching; Especially after high-temperature shaping, because the heat-resisting migration performance of dyestuff is excellent, still can keep very high washing fastness, red cloth curtain experience be exposed to the sun and rain and also not easily fades.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention; Fig. 2 is electromagnetic sensor structural representation in the present invention; Fig. 3 is the right view of Fig. 2; Fig. 4 is the A direction view of Fig. 3; Fig. 5 is I enlarged drawing of Fig. 4; Fig. 6 is the B-B line cut-open view along Fig. 5; Fig. 7 is current-limiting resistance cellular construction schematic diagram in the present invention.
Reference numeral: 1 current sensor 2 slave computer 3 host computer 4 current-limiting resistance unit 5 connecting hole 6 connecting link 7 setting nut 8 supporting plate 9 stopper slot 10 fixed block 11 slide rail 12 mounting hole 13 mating holes 14 fixed pin 15 comprehensive protector 16 fixed head 17 rotating shaft 18 fast pulley 19 link slot 20 stopper slot 21 connection cord 22 positive stop bead 24 red cloth curtain.
Embodiment
Master iron core ground current on-Line Monitor Device, as shown in Figure 1, comprise current sensor 1, slave computer 2, host computer 3 and the current-limiting resistance unit 4 be connected in ground path, slave computer 2 is connected with current sensor 1 and host computer 3 respectively, host computer 3 is connected with current-limiting resistance unit 4, current sensor 1 both sides arrange a supporting plate 8 respectively, supporting plate 8 end face offers stopper slot 9, current sensor 1 side mounting plate 3, fixed head 3 installs rotating shaft 17 between two ends, rotating shaft 17 fixedly mounts fast pulley 18, link slot 19 is offered in fast pulley 18 border, fast pulley 18 is evenly offered several stopper slot 20, fast pulley 18 is arranged end to end connection cord 21, the connection cord 21 on top is positioned at link slot 19, connection cord 21 evenly installs several positive stop bead 22, the positive stop bead 22 on top is positioned at stopper slot 20, the diameter of positive stop bead 22 is greater than the width of link slot 19, rotating shaft 17 fixedly mounts one end of red cloth curtain 24, red cloth curtain 24 is coated with orchil, described orchil is with parts by weight, composed of the following components: 1-phenyl-3-methyl-5-pyrazolone 30 ~ 40 parts, 5, 8-dihydroxy-1, 4-naphthoquinones 20 ~ 30 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 20 ~ 30 parts, sodium lauroyl sarcosine 5 ~ 8 parts, sorbitan monostearate 4 ~ 7 parts, polyglyceryl fatty acid ester 2 ~ 5 parts, colouring stabilizer IFI-85112 ~ 4 part, polyvinyl alcohol (PVA) 3 ~ 6 parts and microcrystalline cellulose 2 ~ 5 parts.Current sensor 1 is contained on iron core grounding line by this structure, accurately gather ground current, by slave computer 2 by digital data transmission to host computer 3, again by host computer 3 pairs of digital signal processing, analysis and calculations, realize iron core grounding current Real-Time Monitoring, earth fault is automatically recorded ripple, is analyzed the functions such as judgement, fault alarm, trend prediction.Online evaluation, early warning and venture analysis are carried out to transformer state, thus reaches the object prevented trouble before it happens.When leakage current exceedes limit value, send alerting signal, drop into the resistance in current-limiting resistance unit 4 according to the Analyzing on Size of leakage current, within transformer leakage electric current is reduced to setting, guarantee transformer can not when two points ground fault long-play.Because needs are monitored iron core grounding current for a long time, therefore, iron core grounding line need remain in the measurement range of current sensor 1, iron core grounding line is arranged on the stopper slot 9 on two supporting plates 8, this structure can play support and the effect of secured core ground wire, avoids iron core grounding line to rock the measurement result of the current sensor 1 of generation inaccurate.Staff can control fast pulley 18 by pulling connection cord 21 and rotating shaft 17 is rotated, and red cloth curtain 16 is decontroled, thus plays the effect of warning people, also can oppositely pull connection cord 21, red cloth curtain 16 be packed up, convenient for collecting.On red cloth curtain 16, the orchil of coating is not containing noxious materials such as heavy metal, many Benzene Chloride, polychlorinated biphenyl, it is the organic dye compositions of very environmental protection, orchil of the present invention has good compatibility, dyestuff is good dispersion when dyeing, and the surface of dying cloth there will not be particle, and orchil of the present invention is to after the fibrous material colourings such as cotton wool, dyestuff raffinate is clear, loose colour is few, bright and beautiful by dye fabric color, there is excellent fastness to hot pressing, light resistance and good fastness to chlorine-bleaching; Especially, after high-temperature shaping, because the heat-resisting migration performance of dyestuff is excellent, still can keeps very high washing fastness, effectively can solve the problem that in prior art, orchil significantly declines in high temperature after washing fastness.This structure can make red cloth curtain 16 experience wind and weather also not easily to fade.
For convenience of the position regulating iron core grounding line relative to current sensor 1 in the vertical direction, make measurement result more accurate, described current sensor 1 arranges connecting link 6, connecting link 6 two ends fixedly mount a fixed block 10 respectively, fixed block 10 offers vertical slideway, supporting plate 8 side arranges vertical slide rail 11, several mounting hole 12 vertically offered by slide rail 11, fixed block 10 vertically offers several mating holes 13, slide rail 11 cooperation is arranged in the slideway on fixed block 10, mating holes 13 overlaps with mounting hole 12 center line, fixed pin 14 is set in hole.This structure can make supporting plate 8 control the position of vertical direction by the slip of slide rail 11 on fixed block 10, and is fixed by the position of fixed pin 14 pairs of supporting plates 8, thus the convenient iron core grounding line that regulates is relative to the position of current sensor 1 in the vertical direction.
For convenience of regulating iron core grounding line relative to current sensor 1 position in the horizontal direction, make measurement result more accurate, described current sensor 1 is offered laterally penetrating connecting hole 5, connecting hole 5 is positioned in the middle part of connecting link 6, connecting link 6 arranges external thread, connecting link 6 coordinate installation two setting nuts 7, two setting nuts 7 touch with current sensor 1 both sides outer wall respectively.This structure can make connecting link 6 transverse shifting in connecting hole 5, and by two setting nut 7 fixed positions, thus the convenient iron core grounding line that regulates is relative to current sensor 1 position in the horizontal direction.
Described current-limiting resistance unit 4 structure as shown in Figure 7.Current-limiting resistance unit 4 is made up of four resistance branch altogether.Wherein R1, R2, R3 and R4 are resistance, and J1, J2, J3 are solid-state relay, and solid-state relay is the contactless electronic beam switch with isolation features, mechanical contact component in switching process, have logical circuit compatibility, resistance to mechanical resistant of shaking is impacted, the unconfined advantage in installation site.Because current-limiting resistance is serially connected among iron core grounding loop, therefore the loop device for this reason that occurs opening a way to be avoided as far as possible to take certain measure in design: first each branch road have selected powerful resistance, multichannel resistance parallel way is adopted to reduce the probability of open circuit, secondly resistance R4 is extremely connected in loop, this branch road is not connected in series relay, this avoid the possibility that relay causes all resistance branch to be opened a way because of malfunction, comprehensive protector 15 also in parallel on the resistance of device in addition, comprehensive protector 15 is made up of voltage dependent resistor (VDR) and discharge tube, serve the effect of pressure limiting.Can find out from the structure of this current-limiting circuit just can the current-limiting resistance value of control loop by the folding condition of pilot relay.When core current is normal, K, J1, J2, J3 are in closure state, if electric current exceeds standard, are then opened by K and carry out the operation to J1, J2, J3, with the current-limiting resistance of increasing input according to the instruction of host computer 3.Then need to exit current-limiting resistance after the multipoint earth faults of instability disappears, be all in closure state by K, J1, J2, J3.
Described orchil, with parts by weight, composed of the following components: 1-phenyl-3-methyl-5-pyrazolone 30 ~ 40 parts, 5,8-dihydroxy-1,4-naphthoquinone 20 ~ 30 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 20 ~ 30 parts, sodium lauroyl sarcosine 5 ~ 8 parts, sorbitan monostearate 4 ~ 7 parts, polyglyceryl fatty acid ester 2 ~ 5 parts, colouring stabilizer IFI-85112 ~ 4 part, polyvinyl alcohol (PVA) 3 ~ 6 parts, component A35 ~ 45 part shown in microcrystalline cellulose 2 ~ 5 parts He formula (I):
（I）；
Described component A prepares according to following steps:
1. 4,4'-(phenylimino is taken) biphenol is dissolved in organic solvent, obtains solution; 4,4'-(phenylimino) mol ratio of biphenol and organic solvent is 1:10 ~ 1:100; Described organic solvent is methyl alcohol or ethanol;
2. take highly basic and be dissolved in the solution that 1. step obtain, add 1-ethinyl-4-fluorobenzene wherein, obtain reactant liquor a; Described highly basic is NaOH or potassium hydroxide; Highly basic and step 1. in 4,4'-(phenyliminos) mol ratio of biphenol is 3 ~ 5:1; 1-ethinyl-4-fluorobenzene and step 1. in 4,4'-(phenyliminos) mol ratio of biphenol is 1.5 ~ 2:1;
3. by step 2. gained reactant liquor a start stirring start reaction, at 20 ~ 30 DEG C react 5 ~ 10 hours, obtain reactant liquor b, wash three times with distilled water add methylene chloride in reactant liquor b after, standing separatory obtains organic phase and aqueous phase; The volume ratio of reactant liquor b and methylene chloride is 1:3 ~ 5; The volume ratio of three washing distilled water and methylene chloride is 1:2 ~ 3;
4. by step 3. gained organic phase anhydrous sodium sulfate drying, decompression distillation removing organic solvent, obtain crude product, obtain product a:4-(4-ethinyl phenoxy group)-N-(4-(4-ethinyl phenoxy group) phenyl)-N-phenylaniline by re-crystallizing in ethyl acetate;
5. step 4. products therefrom a, cuprous iodide, N is taken, N-bis-diisopropylethylamine and (Z)-3-(4-azido-2,5-bis-(own oxygen base) phenyl)-2-alpha-cyanoacrylate is dissolved in the mixed liquor of methyl alcohol and tetrahydrofuran, and the volume ratio of methyl alcohol and tetrahydrofuran is 1:1; Under nitrogen protection, react 15 ~ 20 hours, obtain filtrate after filtration at 20 ~ 30 DEG C, decompression distillation, except desolventizing, obtains crude product;
6. by step 5. gained crude product re-crystallizing in ethyl acetate obtain sterling component A.
Reaction principle is as follows:
(1) preparation of product a:
；
(2) preparation of dyestuff (I):
。
The present invention also comprises the preparation method of orchil, comprise the steps: with parts by weight, by 1-phenyl-3-methyl-5-pyrazolone 30 ~ 40 parts, 5, 8-dihydroxy-1, 4-naphthoquinones 20 ~ 30 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 20 ~ 30 parts, sodium lauroyl sarcosine 5 ~ 8 parts, sorbitan monostearate 4 ~ 7 parts, polyglyceryl fatty acid ester 2 ~ 5 parts, colouring stabilizer IFI-85112 ~ 4 part, polyvinyl alcohol (PVA) 3 ~ 6 parts and microcrystalline cellulose 2 ~ 5 parts add in the water of 40 ~ 50 parts, open muller, when the particle diameter of mensuration particle is between 1 ~ 2.5 μm, stop grinding, dye solution through grinding is dry on atomizing drying equipment, obtain orchil.
The present invention also comprises the preparation method of orchil, comprises the steps:
(1) preparation of component A:
1. 4,4'-(phenylimino is taken) biphenol is dissolved in organic solvent, obtains solution; 4,4'-(phenylimino) mol ratio of biphenol and organic solvent is 1:10 ~ 1:100; Described organic solvent is methyl alcohol or ethanol;
2. take highly basic and be dissolved in the solution that 1. step obtain, add 1-ethinyl-4-fluorobenzene wherein, obtain reactant liquor a; Described highly basic is NaOH or potassium hydroxide; Highly basic and step 1. in 4,4'-(phenyliminos) mol ratio of biphenol is 3 ~ 5:1; 1-ethinyl-4-fluorobenzene and step 1. in 4,4'-(phenyliminos) mol ratio of biphenol is 1.5 ~ 2:1;
3. by step 2. gained reactant liquor a start stirring start reaction, at 20 ~ 30 DEG C react 5 ~ 10 hours, obtain reactant liquor b, wash three times with distilled water add methylene chloride in reactant liquor b after, standing separatory obtains organic phase and aqueous phase; The volume ratio of reactant liquor b and methylene chloride is 1:3 ~ 5; The volume ratio of three washing distilled water and methylene chloride is 1:2 ~ 3;
4. by step 3. gained organic phase anhydrous sodium sulfate drying, decompression distillation removing organic solvent, obtain crude product, obtain product a:4-(4-ethinyl phenoxy group)-N-(4-(4-ethinyl phenoxy group) phenyl)-N-phenylaniline by re-crystallizing in ethyl acetate;
5. step 4. products therefrom a, cuprous iodide, N is taken, N-bis-diisopropylethylamine and (Z)-3-(4-azido-2,5-bis-(own oxygen base) phenyl)-2-alpha-cyanoacrylate is dissolved in the mixed liquor of methyl alcohol and tetrahydrofuran, and the volume ratio of methyl alcohol and tetrahydrofuran is 1:1; Under nitrogen protection, react 15 ~ 20 hours, obtain filtrate after filtration at 20 ~ 30 DEG C, decompression distillation, except desolventizing, obtains crude product;
6. by step 5. gained crude product re-crystallizing in ethyl acetate obtain sterling component A;
(2) preparation of orchil: with parts by weight, by 1-phenyl-3-methyl-5-pyrazolone 30 ~ 40 parts, 5, 8-dihydroxy-1, 4-naphthoquinones 20 ~ 30 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 20 ~ 30 parts, sodium lauroyl sarcosine 5 ~ 8 parts, sorbitan monostearate 4 ~ 7 parts, polyglyceryl fatty acid ester 2 ~ 5 parts, colouring stabilizer IFI-85112 ~ 4 part, polyvinyl alcohol (PVA) 3 ~ 6 parts, microcrystalline cellulose 2 ~ 5 parts and step (1) obtained component A add in the water of 40 ~ 50 parts, open muller, when the particle diameter of mensuration particle is between 1 ~ 2.5 μm, stop grinding, dye solution through grinding is dry on atomizing drying equipment, obtain orchil.
Embodiment 1
Orchil, with parts by weight, comprise following component: 1-phenyl-3-methyl-5-pyrazolone 30 parts, 5,8-dihydroxy-1,4-naphthoquinones 20 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 20 parts, sodium lauroyl sarcosine 5 parts, sorbitan monostearate 4 parts, polyglyceryl fatty acid ester 2 parts, colouring stabilizer IFI-85112 part, polyvinyl alcohol (PVA) 3 ~ 6 parts and microcrystalline cellulose 2 parts.
The preparation method of said components is as follows: above component added in the water of 50 weight portions, opens muller, measures the particle diameter of particle 1 μm time, stops grinding, and the dye solution through grinding is dry on atomizing drying equipment, obtains orchil.
Embodiment 2
Orchil, with parts by weight, comprise following component: 1-phenyl-3-methyl-5-pyrazolone 40 parts, 5,8-dihydroxy-1,4-naphthoquinones 30 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 30 parts, sodium lauroyl sarcosine 8 parts, sorbitan monostearate 7 parts, polyglyceryl fatty acid ester 5 parts, colouring stabilizer IFI-85114 part, polyvinyl alcohol (PVA) 6 parts and microcrystalline cellulose 5 parts.
The preparation method of said components is as follows: above component added in the water of 40 weight portions, opens muller, measures the particle diameter of particle 2.5 μm time, stops grinding, and the dye solution through grinding is dry on atomizing drying equipment, obtains orchil.
Embodiment 3
Orchil, with parts by weight, comprise following component: 1-phenyl-3-methyl-5-pyrazolone 32 parts, 5,8-dihydroxy-1,4-naphthoquinones 26 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 24 parts, sodium lauroyl sarcosine 6 parts, sorbitan monostearate 6 parts, polyglyceryl fatty acid ester 4 parts, colouring stabilizer IFI-85113 part, polyvinyl alcohol (PVA) 5 parts and microcrystalline cellulose 3 parts.
The preparation method of said components is as follows: above component added in the water of 45 weight portions, opens muller, measures the particle diameter of particle 2.0 μm time, stops grinding, and the dye solution through grinding is dry on atomizing drying equipment, obtains orchil.
Embodiment 4
Orchil, with parts by weight, comprises following component: 1-phenyl-3-methyl-5-pyrazolone 30 parts, 5,8-dihydroxy-1,4-naphthoquinone 20 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 20 parts, sodium lauroyl sarcosine 5 parts, sorbitan monostearate 4 parts, polyglyceryl fatty acid ester 2 parts, colouring stabilizer IFI-85112 part, polyvinyl alcohol (PVA) 3 ~ 6 parts, microcrystalline cellulose 2 parts and component A35 part.
The preparation of component A comprises the following steps:
1. 2.77g(0.01mol is taken) 4,4'-(phenyliminos) biphenol is dissolved in 30ml methyl alcohol, obtains solution;
2. 1.20g(0.03mol is taken) NaOH is dissolved in the solution that 1. step obtains, and adds 1-ethinyl-4-fluorobenzene 1.80g(0.015mol wherein), obtain reactant liquor a;
3. by step 2. gained reactant liquor a start stirring start reaction, at 30 DEG C react 5 hours, obtain reactant liquor b, wash three times with 45ml distilled water add 90ml methylene chloride in reactant liquor b after, standing separatory obtains organic phase and aqueous phase;
4. by step 3. gained organic phase anhydrous sodium sulfate drying, decompression distillation removing organic solvent, obtain crude product, obtain 3.34g product a:4-(4-ethinyl phenoxy group)-N-(4-(4-ethinyl phenoxy group) phenyl)-N-phenylaniline by re-crystallizing in ethyl acetate;
5. 2.38g (0.005mol) step 4. products therefrom a, 2.85g (0.015mol) cuprous iodide, 3.22g (0.025mol) N is taken, N-bis-diisopropylethylamine and 4.14g (0.010mol) (Z)-3-(4-azido-2,5-bis-(own oxygen base) phenyl)-2-alpha-cyanoacrylate is dissolved in the methyl alcohol and tetrahydrofuran mixed liquor that 100ml volume ratio is 1:1, under nitrogen protection, react 20 hours at 30 DEG C, filtrate is obtained after filtration, decompression distillation, except desolventizing, obtains crude product;
6. by step 5. gained crude product re-crystallizing in ethyl acetate obtain 3.90g sterling component A, productive rate is 60%.
The detection data of product a:4-(4-ethinyl phenoxy group)-N-(4-(4-ethinyl phenoxy group) phenyl)-N-phenylaniline are as follows:
Ultimate analysis: C 34h 23nO 2: %C85.51(85.40); %H4.85(4.87); %N2.93(2.97); Be %O6.70(6.65) measured value in bracket;
Mass spectrophotometry: MS(ESP) m/z:478.04(M);
The detection data of the dyestuff of structural formula (I) are as follows:
1HNMR（500MHz，d-DMSO）δ：11.00（s，3H），8.22（s，3H），8.08（s，2H）,7.62（d，J=6.5Hz，4H），7.20（m，6H），6.90-6.79（m，9H），6.63-6.59（m，6H），4.06（t，J=8.0Hz，8H）,1.43-1.29（m，24H），0.88（t，J=8.5Hz，12H）；
Ultimate analysis: C 78h 83n 9o 10: %C71.70(71.55); %H6.40(6.41); %N9.65(9.72); Be %O12.25(12.23) measured value in bracket;
Mass spectrophotometry: MS(ESP) m/z:1306.24(M).
The component of orchil is added in the water of 40 ~ 50 weight portions, open muller, when the particle diameter of mensuration particle is between 1 ~ 2.5 μm, stop grinding, the dye solution through grinding is dry on atomizing drying equipment, obtain orchil.
Embodiment 5
Orchil, with parts by weight, comprises following component: 1-phenyl-3-methyl-5-pyrazolone 40 parts, 5,8-dihydroxy-1,4-naphthoquinone 30 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 30 parts, sodium lauroyl sarcosine 8 parts, sorbitan monostearate 7 parts, polyglyceryl fatty acid ester 5 parts, colouring stabilizer IFI-85114 part, polyvinyl alcohol (PVA) 6 parts, microcrystalline cellulose 5 parts and component A45 part.
The preparation of component A comprises the following steps:
1. 2.77g(0.01mol is taken) 4,4'-(phenyliminos) biphenol is dissolved in 30ml methyl alcohol, obtains solution;
2. 2.80g(0.05mol is taken) potassium hydroxide is dissolved in the solution that 1. step obtains, and adds 1-ethinyl-4-fluorobenzene 2.40g(0.02mol wherein), obtain reactant liquor a;
3. by step 2. gained reactant liquor a start stirring start reaction, at 20 DEG C react 5 hours, obtain reactant liquor b, wash three times with 50ml distilled water add 150ml methylene chloride in reactant liquor b after, standing separatory obtains organic phase and aqueous phase;
4. by step 3. gained organic phase anhydrous sodium sulfate drying, decompression distillation removing organic solvent, obtain crude product, obtain 3.40g product a:4-(4-ethinyl phenoxy group)-N-(4-(4-ethinyl phenoxy group) phenyl)-N-phenylaniline by re-crystallizing in ethyl acetate;
5. 2.38g (0.005mol) step 4. products therefrom a, 3.80g (0.020mol) cuprous iodide, 2.58g (0.020mol) N is taken, N-bis-diisopropylethylamine and 6.21g (0.015mol) (Z)-3-(4-azido-2,5-bis-(own oxygen base) phenyl)-2-alpha-cyanoacrylate is dissolved in the methyl alcohol and tetrahydrofuran mixed liquor that 150ml volume ratio is 1:1, under nitrogen protection, react 15 hours at 20 DEG C, filtrate is obtained after filtration, decompression distillation, except desolventizing, obtains crude product;
6. by step 5. gained crude product re-crystallizing in ethyl acetate obtain 3.95g sterling component A, productive rate is 65%.
Characterization of compound data are shown in embodiment 4.
The component of orchil is added in the water of 40 ~ 50 weight portions, open muller, when the particle diameter of mensuration particle is between 1 ~ 2.5 μm, stop grinding, the dye solution through grinding is dry on atomizing drying equipment, obtain orchil.
Embodiment 6
Orchil, with parts by weight, comprises following component: 1-phenyl-3-methyl-5-pyrazolone 32 parts, 5,8-dihydroxy-1,4-naphthoquinone 26 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 24 parts, sodium lauroyl sarcosine 6 parts, sorbitan monostearate 6 parts, polyglyceryl fatty acid ester 4 parts, colouring stabilizer IFI-85113 part, polyvinyl alcohol (PVA) 5 parts, microcrystalline cellulose 3 parts and component A42 part.
The preparation of component A comprises the following steps:
1. 2.77g(0.01mol is taken) 4,4'-(phenyliminos) biphenol is dissolved in 50ml methyl alcohol, obtains solution;
2. 2.24g(0.04mol is taken) potassium hydroxide is dissolved in the solution that 1. step obtains, and adds 1-ethinyl-4-fluorobenzene 2.16g(0.018mol wherein), obtain reactant liquor a;
3. by step 2. gained reactant liquor a start stirring start reaction, at 25 DEG C react 6 hours, obtain reactant liquor b, wash three times with 100ml distilled water add 200ml methylene chloride in reactant liquor b after, standing separatory obtains organic phase and aqueous phase;
4. by step 3. gained organic phase anhydrous sodium sulfate drying, decompression distillation removing organic solvent, obtain crude product, obtain 3.81g product a:4-(4-ethinyl phenoxy group)-N-(4-(4-ethinyl phenoxy group) phenyl)-N-phenylaniline by re-crystallizing in ethyl acetate;
5. 2.38g (0.005mol) step 4. products therefrom a, 4.75g (0.025mol) cuprous iodide, 2.58g (0.020mol) N is taken, N-bis-diisopropylethylamine and 4.14g (0.010mol) (Z)-3-(4-azido-2,5-bis-(own oxygen base) phenyl)-2-alpha-cyanoacrylate is dissolved in the methyl alcohol and tetrahydrofuran mixed liquor that 150ml volume ratio is 1:1, under nitrogen protection, react 18 hours at 25 DEG C, filtrate is obtained after filtration, decompression distillation, except desolventizing, obtains crude product;
6. by step 5. gained crude product re-crystallizing in ethyl acetate obtain 4.28g sterling component A, productive rate is 68%.
Characterization of compound data are shown in embodiment 4.
The component of orchil is added in the water of 40 ~ 50 weight portions, open muller, when the particle diameter of mensuration particle is between 1 ~ 2.5 μm, stop grinding, the dye solution through grinding is dry on atomizing drying equipment, obtain orchil.
Embodiment 7
With parts by weight, be made up of following component: 1-phenyl-3-methyl-5-pyrazolone 34 parts, 5,8-dihydroxy-1,4-naphthoquinones 26 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 22 parts, sodium lauroyl sarcosine 6 parts, sorbitan monostearate 5 parts, polyglyceryl fatty acid ester 4 parts, colouring stabilizer IFI-85113 part, polyvinyl alcohol (PVA) 5 parts, microcrystalline cellulose 3 parts and component A40 part.
The component of orchil is added in the water of 40 ~ 50 weight portions, open muller, when the particle diameter of mensuration particle is between 1 ~ 2.5 μm, stop grinding, the dye solution through grinding is dry on atomizing drying equipment, obtain orchil.
The colouring method of orchil of the present invention is as follows: join in 200ml water respectively by the orchil of 0.1g embodiment 1,2,3,5,6 and 7 gained, after dyestuff is dissolved completely, pH is adjusted to be 5 ~ 6 with acetic acid, be warming up to 50 DEG C, add 5g diablement fort and dye, insulation 15min, then 130 DEG C of insulation 45min are slowly warming up to, take out dyed fabric after cooling, soap, wash, dry, obtain red dyeing and weaving thing.
Carry out composite performance test to the red dyeing and weaving thing of above-mentioned gained, adopt GB/T7069-1997, GB/T6152-1997, GB/T3920-1997, GB/T8427-1998, GB/T5718-1997 to measure every fastness, testing result is as shown in table 1.
The composite performance testing result of the red dyeing and weaving thing of table 1
Fastness to chlorine-bleaching Color fastness to hot pressing Rub resistance Fast light Sublimation reliability (180 DEG C)
Embodiment 1 4 grades 4 ~ 5 grades 5 grades >=6 grades 5 grades
Embodiment 2 4 grades 4 ~ 5 grades 5 grades >=6 grades 5 grades
Embodiment 3 4 grades 4 ~ 5 grades 5 grades >=6 grades 5 grades
Embodiment 5 4 grades 5 grades 5 grades >=6 grades 5 grades
Embodiment 6 4 grades 5 grades 5 grades >=6 grades 5 grades
Embodiment 7 4 grades 5 grades 5 grades >=6 grades 5 grades
Described redness is high temperature resistant dyestuff, this dyestuff has following structural formula (I):
（I）
The preparation method of described orchil, comprises the following steps:
1. 4,4'-(phenylimino is taken) biphenol is dissolved in organic solvent, obtains solution; 4,4'-(phenylimino) mol ratio of biphenol and organic solvent is 1:10 ~ 1:100; Described organic solvent is methyl alcohol or ethanol;
2. take highly basic and be dissolved in the solution that 1. step obtain, add 1-ethinyl-4-fluorobenzene wherein, obtain reactant liquor a; Described highly basic is NaOH or potassium hydroxide; Highly basic and step 1. in 4,4'-(phenyliminos) mol ratio of biphenol is 3 ~ 5:1; 1-ethinyl-4-fluorobenzene and step 1. in 4,4'-(phenyliminos) mol ratio of biphenol is 1.5 ~ 2:1;
3. by step 2. gained reactant liquor a start stirring start reaction, at 20 ~ 30 DEG C react 5 ~ 10 hours, obtain reactant liquor b, wash three times with distilled water add methylene chloride in reactant liquor b after, standing separatory obtains organic phase and aqueous phase; The volume ratio of reactant liquor b and methylene chloride is 1:3 ~ 5; The volume ratio of three washing distilled water and methylene chloride is 1:2 ~ 3;
4. by step 3. gained organic phase anhydrous sodium sulfate drying, decompression distillation removing organic solvent, obtain crude product, obtain product a:4-(4-ethinyl phenoxy group)-N-(4-(4-ethinyl phenoxy group) phenyl)-N-phenylaniline by re-crystallizing in ethyl acetate;
5. step 4. products therefrom a, cuprous iodide, N is taken, N-bis-diisopropylethylamine and (Z)-3-(4-azido-2,5-bis-(own oxygen base) phenyl)-2-alpha-cyanoacrylate is dissolved in the mixed liquor of methyl alcohol and tetrahydrofuran, and the volume ratio of methyl alcohol and tetrahydrofuran is 1:1; Under nitrogen protection, react 15 ~ 20 hours, obtain filtrate after filtration at 20 ~ 30 DEG C, decompression distillation, except desolventizing, obtains crude product;
6. by step 5. gained crude product re-crystallizing in ethyl acetate obtain sterling orchil.
Technical scheme of the present invention is not restricted in the scope of embodiment of the present invention.The technology contents of the not detailed description of the present invention is known technology.

Claims (3)

1. master iron core ground current on-Line Monitor Device, it is characterized in that: comprise current sensor (1), slave computer (2), host computer (3) and the current-limiting resistance unit (4) be connected in ground path, slave computer (2) is connected with current sensor (1) and host computer (3) respectively, host computer (3) is connected with current-limiting resistance unit (4), current sensor (1) both sides arrange a supporting plate (8) respectively, supporting plate (8) end face offers stopper slot (9), current sensor (1) side mounting plate (3), rotating shaft (17) is installed between fixed head (3) two ends, rotating shaft (17) fixedly mounts fast pulley (18), link slot (19) is offered in fast pulley (18) border, fast pulley (18) is evenly offered several stopper slot (20), fast pulley (18) is arranged end to end connection cord (21), the connection cord (21) on top is positioned at link slot (19), connection cord (21) is upper evenly installs several positive stop bead (22), the positive stop bead (22) on top is positioned at stopper slot (20), the diameter of positive stop bead (22) is greater than the width of link slot (19), one end of rotating shaft (17) upper fixed installation red cloth curtain (24), (24) are coated with orchil to red cloth curtain, described orchil is with parts by weight, composed of the following components: 1-phenyl-3-methyl-5-pyrazolone 30 ~ 40 parts, 5, 8-dihydroxy-1, 4-naphthoquinones 20 ~ 30 parts, 1-(4-sulfonic group phenyl)-3-carboxyl-5-pyrazolone 20 ~ 30 parts, sodium lauroyl sarcosine 5 ~ 8 parts, sorbitan monostearate 4 ~ 7 parts, polyglyceryl fatty acid ester 2 ~ 5 parts, colouring stabilizer IFI-85112 ~ 4 part, polyvinyl alcohol (PVA) 3 ~ 6 parts and microcrystalline cellulose 2 ~ 5 parts.
2. master iron core ground current on-Line Monitor Device according to claim 1, it is characterized in that: described current sensor (1) arranges connecting link (6), connecting link (6) two ends fixedly mount a fixed block (10) respectively, (10) offer vertical slideway to fixed block, supporting plate (8) side arranges vertical slide rail (11), several mounting hole (12) vertically offered by slide rail (11), fixed block (10) vertically offers several mating holes (13), slide rail (11) cooperation is arranged in the slideway on fixed block (10), mating holes (13) overlaps with mounting hole (12) center line, fixed pin (14) is set in hole.
3. master iron core ground current on-Line Monitor Device according to claim 2, it is characterized in that: described current sensor (1) is offered laterally penetrating connecting hole (5), connecting link (6) middle part is positioned at connecting hole (5), (6) arrange external thread to connecting link, connecting link (6) is upper coordinates installation two setting nuts (7), and two setting nuts (7) touch with current sensor (1) both sides outer wall respectively.
CN201510417337.7A 2015-07-16 2015-07-16 Online monitoring device for grounding current of main transformer core Pending CN105067871A (en)

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CN201533159U (en) * 2009-09-23 2010-07-21 河南省电力公司商丘供电公司 Multi-point grounding online monitoring device of transformer iron core
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CN201533159U (en) * 2009-09-23 2010-07-21 河南省电力公司商丘供电公司 Multi-point grounding online monitoring device of transformer iron core
CN101846719A (en) * 2009-11-25 2010-09-29 西安博源电气有限公司 Transformer insulation state on-line monitoring device
CN201615936U (en) * 2010-02-11 2010-10-27 河南省电力公司商丘供电公司 Online monitoring device for state of insulation of capacitive current transformer
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