CN102814310B - The purging method of Turbo-generator Set lubricating oil pipeline system and device - Google Patents
The purging method of Turbo-generator Set lubricating oil pipeline system and device Download PDFInfo
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- CN102814310B CN102814310B CN201210306726.9A CN201210306726A CN102814310B CN 102814310 B CN102814310 B CN 102814310B CN 201210306726 A CN201210306726 A CN 201210306726A CN 102814310 B CN102814310 B CN 102814310B
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- oil
- import
- export
- ejector
- short circuit
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000010926 purge Methods 0.000 title claims abstract description 14
- 239000003921 oil Substances 0.000 claims abstract description 173
- 230000008676 import Effects 0.000 claims abstract description 40
- 239000002828 fuel tank Substances 0.000 claims abstract description 21
- 238000011010 flushing procedure Methods 0.000 claims description 22
- 239000004519 grease Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 239000000498 cooling water Substances 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 210000002445 nipple Anatomy 0.000 description 14
- 238000011109 contamination Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Cleaning In General (AREA)
Abstract
The invention provides a kind of purging method of Turbo-generator Set lubricating oil pipeline system, it comprises the following steps: disconnected by bearing block oil pipe line, and by the import and export short circuit of bearing block oil pipe line, to form loop; By the import and export short circuit of main oil pump, to form loop; By the import and export short circuit of main inlet throttle-stop valve Safety oil oil pipe, to form loop; Install at electro-control converter place and rinse plate; Block blind plate at the import and export place of high pressure oil ejector and low pressure oil ejector, and the outlet of high pressure oil ejector with low pressure oil ejector is connected; After overflow valve being imported and exported oil pipe short circuit, get back to oil return pipe; By the import and export short circuit of medium pressure servo-motor, to form loop; And two of fuel tank oil return pipes are dismantled, and install valve additional and converge to be connected to and provide oil filter for oneself, provide oil filter for oneself and be then connected with fuel tank.Above-mentioned purging method efficiency is higher and the used time is shorter.
Description
Technical field
The present invention relates to a kind of method for rinsing Turbo-generator Set, particularly a kind of method of the lubricating oil pipeline system for rinsing Turbo-generator Set.
Background technology
At present, as the capital equipment Turbo-generator Set of power generation, its production run whether normal, depend on integrality and the reasonability of each parts of this equipment of composition, and Turbo-generator Set lubricating oil pipeline system is an important component part in these parts, it both provided lubricating oil to each bearing portion of Turbo-generator Set, provided power oil to adjusting security system, simultaneously again to each barring gear and shaft-raising gear fuel feeding.Therefore, the clean quality of this internal system environment, by most important to the safe operation of Turbo-generator Set.
Traditional flushing is all adopt closed cycle to rinse, namely flushing oil directly enters bearing shell, then to disintegrate cleaning, this mode can only be rinsed with grease pump, and grease pump pressure is low, flow is little, and oil temperature does not increase, pipeline has dead angle, do not flush position, in oil return pipe, the discontented oil of punching, causes the first half in oil return pipe effectively to be rinsed.In addition, in bearing, gap, each portion is too small, and resistance is comparatively large, and oily flow is little, a lot of impurities left oil punching less than dead angle, so flushing cycle needs 1-2 month, even the longer time could rinse.Such oil flushing both wasted material, wasted man-hour again, delayed the duration.
Summary of the invention
The object of the present invention is to provide a kind of efficiency high and the purging method that the used time is less.
A purging method for Turbo-generator Set lubricating oil pipeline system, comprises the following steps:
Bearing block oil pipe line is disconnected, and by the import and export short circuit of bearing block oil pipe line, to form loop;
By the import and export short circuit of main oil pump, to form loop;
By the import and export short circuit of main inlet throttle-stop valve Safety oil oil pipe, to form loop;
Install at electro-control converter place and rinse plate;
Block blind plate at the import and export place of high pressure oil ejector and low pressure oil ejector, and the outlet of high pressure oil ejector with low pressure oil ejector is connected;
After overflow valve being imported and exported oil pipe short circuit, get back to oil return pipe;
By the import and export short circuit of medium pressure servo-motor, to form loop; And
Two of fuel tank oil return pipes are dismantled, and installs valve additional and converge to be connected to and provide oil filter for oneself, provide oil filter for oneself and be then connected with fuel tank.
As the further refinement of said method, the import and export that oil pipe and medium pressure servo-motor are imported and exported in the import and export of the import and export of above-mentioned steps bottom bracket oil pipe line, the import and export of main oil pump, main inlet throttle-stop valve Safety oil oil pipe, overflow valve all carry out short circuit by temporary pipeline.
As the further refinement of said method, the outlet of high pressure oil ejector with low pressure oil ejector is connected by temporary pipeline in " blocking blind plate at the import and export place of high pressure oil ejector and low pressure oil ejector, and the outlet of high pressure oil ejector with low pressure oil ejector be connected " by above-mentioned steps.
For solving problems of the prior art, the present invention also provides a kind of flusher of Turbo-generator Set lubricating oil pipeline system, to comprise: after bearing block oil pipe line is disconnected, in order to the import and export short circuit of bearing block oil pipe line is formed the bearing block nipple in loop; The import and export short circuit of main oil pump is formed the main oil pump nipple in loop; By the import and export short circuit of main inlet throttle-stop valve Safety oil oil pipe and with the throttle nipple forming loop; Be installed on the flushing plate at electro-control converter place; Be installed on the blind plate at the import and export place of high pressure oil ejector and low pressure oil ejector; By the oil ejector nipple that high pressure oil ejector is connected with the outlet of low pressure oil ejector; The overflow valve nipple of oil return pipe is connected after overflow valve being imported and exported oil pipe short circuit; The import and export short circuit of medium pressure servo-motor is formed the medium pressure servo-motor nipple in loop; The newly-increased interim control valve be connected with oil return pipe, described oil return pipe is connected with fuel tank by increasing interim control valve newly and providing oil filter for oneself successively.
Each pipeline in lubricating oil pipeline system is carried out short circuit by above-mentioned purging method and device, flushing oil can be made to set out via fuel tank, be back to fuel tank after flowing through each pipeline.So, lubricating oil pipeline system through high temperature, low temperature, knock, expand with heat and contract with cold after the particulate contamination such as the welding slag in the pipeline in lubricating oil pipeline system, splashing, rusty stain can be made to come off oil pipe and rushed to providing for oneself in oil filter, efficiency is higher and the used time is shorter.
Accompanying drawing explanation
Fig. 1 is the flow chart in the better embodiment of the purging method of Turbo-generator Set lubricating oil pipeline system of the present invention.
Fig. 2 is the structured flowchart in the better embodiment of the flusher of Turbo-generator Set lubricating oil pipeline system of the present invention.
Detailed description of the invention
Please refer to Fig. 1, the better embodiment of the purging method of Turbo-generator Set lubricating oil pipeline system of the present invention comprises the following steps:
Step S1: bearing block oil pipe line is disconnected, and by the import and export short circuit of temporary pipeline by bearing block oil pipe line, to form loop.
Step S2: main oil pump is imported and exported by temporary pipeline short circuit, to form loop.
Step S3: by the import and export of main inlet throttle-stop valve Safety oil oil pipe by temporary pipeline short circuit, to form loop.
Step S4: install at electro-control converter place and rinse plate.
Step S5: block blind plate at the import and export place of high pressure oil ejector and low pressure oil ejector, and the outlet of high pressure oil ejector with low pressure oil ejector is connected by temporary pipeline.
Step S6: overflow valve is imported and exported oil pipe by after temporary pipeline short circuit, get back to oil return pipe.
Step S7: by the import and export of medium pressure servo-motor by temporary pipeline short circuit, to form loop.
Step S8: two of fuel tank oil return pipes are dismantled, and install valve additional and converge to be connected to and provide oil filter for oneself, provide oil filter for oneself and be then connected with fuel tank.Before providing oil strain machine for oneself, Pressure gauge and fuel outlet valve are then installed.
After completing above-mentioned short circuit, injected by flushing oil by fuel tank, flushing oil will arrive oil pump afterwards, and after oil pump pressurization, flushing oil will be divided into two-way.Wherein first via flushing oil will be imported and exported oil pipe through main oil pump and enter oil cooler, will arrive stop valve place successively after arrival oil cooler via after oil filter, the outer nipple of each bearing block.Second tunnel will arrive control, safety oil-way.Afterwards, two-way is advanced by respective route.Flushing oil, after arrival stop valve place, by two-way Bing Cheng mono-tunnel, namely all can arrive from stop valve and provides oil filter for oneself, be back to fuel tank afterwards again.So the flushing to lubrication, control oil pipe road system will be completed.
Specifically, irrigation lines will divide two-way, specific as follows: wherein the route of the first via is: fuel tank → oil pump → outer nipple → stop valve of main oil pump import and export oil pipe → oil cooler → oil filter → each bearing block → provide oil filter → fuel tank for oneself; The route on the second tunnel is: fuel tank → oil pump → control, safety oil-way → stop valve → provide oil filter → fuel tank for oneself.All lubrications, control, Safety oil pipeline get up at the outer short circuit of equipment by above-mentioned purging method, and fuel-displaced to be formed with a main oil pipe, point two-way converges into one group of oil return pipe after rinsing, and turns back to fuel tank afterwards through providing oil filter for oneself.
After above-mentioned short circuit completes, in flushing process, utilize high-pressure oil pump boost to flushing oil and heat up, can reach that pressure is high, the large and benefit that temperature is fast of flow.When rinsing oil temperature and reaching 55 DEG C-65 DEG C, staff can knock elbow in pipe-line system and weld bond place.When rinsing oil temperature more than 65 DEG C, then stop high-pressure oil pump, and change grease pump or direct current oil pump alternate run.Then inject cooling water, after flushing oil is cooled rapidly, then open high-pressure oil pump and make to circulate in lubricating oil pipeline system through overcooled flushing oil.Such lubricating oil pipeline system through high temperature, low temperature, knock, the particulate contamination such as the welding slag in the pipeline in lubricating oil pipeline system, splashing, rusty stain can be made after expanding with heat and contract with cold to come off oil pipe and being rushed to providing for oneself in oil filter.And, according to the front and back pressure reduction providing oil filter for oneself, clean filter core in time, thus reach oil pipe and rinse qualified object sooner.
Please refer to Fig. 2, Fig. 2 is the structured flowchart in the better embodiment of the flusher of Turbo-generator Set lubricating oil pipeline system of the present invention.The present invention also provides a kind of flusher of Turbo-generator Set lubricating oil pipeline system, comprising:
After bearing block oil pipe line is disconnected, in order to the import and export short circuit of bearing block oil pipe line is formed the bearing block nipple in loop;
The import and export short circuit of main oil pump is formed the main oil pump nipple in loop;
By the import and export short circuit of main inlet throttle-stop valve Safety oil oil pipe and with the throttle nipple forming loop;
Be installed on the flushing plate at electro-control converter place;
Be installed on the blind plate at the import and export place of high pressure oil ejector and low pressure oil ejector;
By the oil ejector nipple that high pressure oil ejector is connected with the outlet of low pressure oil ejector;
The overflow valve nipple of oil return pipe is connected after overflow valve being imported and exported oil pipe short circuit;
The import and export short circuit of medium pressure servo-motor is formed the medium pressure servo-motor nipple in loop;
The newly-increased interim control valve be connected with oil return pipe, described oil return pipe is connected with fuel tank by increasing interim control valve newly and providing oil filter for oneself successively.
Each pipeline in lubricating oil pipeline system is carried out short circuit by above-mentioned purging method and device, flushing oil can be made to set out via fuel tank, be back to fuel tank after flowing through each pipeline.So, lubricating oil pipeline system through high temperature, low temperature, knock, expand with heat and contract with cold after the particulate contamination such as the welding slag in the pipeline in lubricating oil pipeline system, splashing, rusty stain can be made to come off oil pipe and rushed to providing for oneself in oil filter, efficiency is higher and the used time is shorter.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a purging method for Turbo-generator Set lubricating oil pipeline system, comprises the following steps:
Bearing block oil pipe line is disconnected, and by the import and export short circuit of bearing block oil pipe line, to form loop;
By the import and export short circuit of main oil pump, to form loop;
By the import and export short circuit of main inlet throttle-stop valve Safety oil oil pipe, to form loop;
Install at electro-control converter place and rinse plate;
Block blind plate at the import and export place of high pressure oil ejector and low pressure oil ejector, and the outlet of high pressure oil ejector with low pressure oil ejector is connected;
After overflow valve being imported and exported oil pipe short circuit, get back to oil return pipe;
By the import and export short circuit of medium pressure servo-motor, to form loop; And
Two of fuel tank oil return pipes are dismantled, and install valve additional and converge to be connected to and provide oil filter for oneself, provide oil filter for oneself and be then connected with fuel tank,
Wherein:
High-pressure oil pump is utilized to boost to flushing oil and heat up in flushing process; And
When rinsing oil temperature and reaching 55 DEG C-65 DEG C, knock the elbow in pipe-line system and weld bond place, when rinsing oil temperature more than 65 DEG C, then stop high-pressure oil pump, and change grease pump or direct current oil pump alternate run, then inject cooling water, after flushing oil is cooled rapidly, then open high-pressure oil pump and make to circulate in lubricating oil pipeline system through overcooled flushing oil.
2. purging method as claimed in claim 1, is characterized in that: the import and export that oil pipe and medium pressure servo-motor are imported and exported in the import and export of the import and export of above-mentioned steps bottom bracket oil pipe line, the import and export of main oil pump, main inlet throttle-stop valve Safety oil oil pipe, overflow valve all carry out short circuit by temporary pipeline.
3. purging method as claimed in claim 1, it is characterized in that: the outlet of high pressure oil ejector with low pressure oil ejector is connected by temporary pipeline in " blocking blind plate at the import and export place of high pressure oil ejector and low pressure oil ejector, and the outlet of high pressure oil ejector with low pressure oil ejector be connected " by described step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210306726.9A CN102814310B (en) | 2012-08-24 | 2012-08-24 | The purging method of Turbo-generator Set lubricating oil pipeline system and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210306726.9A CN102814310B (en) | 2012-08-24 | 2012-08-24 | The purging method of Turbo-generator Set lubricating oil pipeline system and device |
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| Publication Number | Publication Date |
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| CN102814310A CN102814310A (en) | 2012-12-12 |
| CN102814310B true CN102814310B (en) | 2015-09-09 |
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Cited By (1)
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| CN105317478A (en) * | 2015-12-03 | 2016-02-10 | 中国能源建设集团天津电力建设有限公司 | Lubricating oil filtering system for turbine body |
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| CN103056134B (en) * | 2013-01-22 | 2015-02-04 | 江苏申久化纤有限公司 | Method for removing sediments in heavy oil pipeline of spare heat medium boiler |
| CN104415951B (en) * | 2013-08-21 | 2017-12-01 | 中国广核集团有限公司 | Steam turbine for nuclear power station adjusts Oil System Flushing method |
| CN104841676B (en) * | 2015-05-21 | 2017-05-31 | 中国能源建设集团安徽电力建设第一工程有限公司 | A kind of turbo-engine lube switches rinse-system and its purging method |
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| CN110153112B (en) * | 2019-05-13 | 2020-06-16 | 中广核核电运营有限公司 | Method for flushing regulating oil system of steam turbine of nuclear power station |
| CN110375185B (en) * | 2019-06-18 | 2024-01-26 | 岳阳长炼机电工程技术有限公司 | Oil transportation method of lubricating oil system of key unit equipment of chemical plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202290668U (en) * | 2011-10-24 | 2012-07-04 | 镇江市科能电力设备有限公司 | High-flow flushing device |
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| EP1099488A1 (en) * | 1999-11-10 | 2001-05-16 | Progalva Net et 9 | Machine for cleaning pipelines |
| EP1609540A2 (en) * | 2004-06-25 | 2005-12-28 | Adisa Service und Entwicklungs AG | Process for treating a tube to be cleaned |
| CN101091953A (en) * | 2006-06-19 | 2007-12-26 | 上海宝冶建设有限公司 | Flushing and installing methods by using online raw liquor press pump under piping once |
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| CN102814310A (en) | 2012-12-12 |
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