CN205117422U - Turbo generator set lubricating oil system's rinse -system - Google Patents
Turbo generator set lubricating oil system's rinse -system Download PDFInfo
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- CN205117422U CN205117422U CN201520784505.1U CN201520784505U CN205117422U CN 205117422 U CN205117422 U CN 205117422U CN 201520784505 U CN201520784505 U CN 201520784505U CN 205117422 U CN205117422 U CN 205117422U
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Abstract
The utility model discloses a turbo generator set lubricating oil system's rinse -system, the oil inlet of first oil filter is connected to the main fuel tank, three branch roads of first oil filter parallel connection, article one, the branch road is the self -loopa pipeline, this is equipped with the valve on the road, article one, the branch road connects the import of main oil pump to manage after connecting the grease squirt, this is equipped with the valve on the road, another branch road is connected to on the oil pipe of main fuel tank to bearing frame import, the inside bearing of bearing frame advances oil pipe and demolishs, lubricating oil can get into and directly to flow back oil pipe behind the bearing frame through advancing oil pipe, the unable bearing that gets into, the main fuel tank passes through the second oil filter and connects the oil tank, and the export of oil tank is still connected and is connected the main fuel tank import behind the moist lubricating oil transfer pump of oil tank, and the import of connecting the oil tank behind the moist lubricating oil transfer pump of main fuel tank is also connected in the export of main fuel tank simultaneously. Lubricating oil can directly get into and return the main fuel tank after the bearing frame washes. Reduce the temporary remove that each bearing frame enters go back to oil pipe department, practice thrift the cost, shorten installation period, avoid oily secondary pollution.
Description
Technical field
The utility model relates to oil quality of lubricant turbidity test technical field, particularly relates to a kind of rinse-system of Turbo-generator Set lubricating oil system.
Background technique
Turbo-generator Set lubricating oil system is a kind of quite complicated system comprising a large amount of large small-bore pipeline and lubricant oil, even little deleterious particle also may cause the damage of unit bearing, thus causes arm and a leg maintenance down.
The capacity of new clothes unit increases day by day both at home and abroad at present, and its lubricating oil system is corresponding more complicated, and the oil-filled amount of system also increases gradually.Present stage 300MW and above unit generally all adopt large discharge oil filter as flush power when the purification of Turbo-generator Set oil, flushing source is divided into three tunnels, this flushing source, three tunnels is all export female pipe from large discharge oil filter to pick out: one, be connected to front bearing box main oil pump inlet ductwork, as the flushing source of main oil pump oil inlet and oil return pipe; Two, main fuel tank is connected to each bearing oil inlet pipe, as the flushing source of each bearing oil inlet and oil return pipe; Three, be connected to main fuel tank inside, rinse source as fuel tank self-loopa.Generally adopt following three steps to carry out during flushing: one, bearing oil inlet and oil return pipe to be used interim tube short circuit outward at bearing housing, oil does not enter bearing support and rinses; Two, lubricant oil enters bearing support but does not enter bearing shell to rinse; Three, lubricant oil enters bearing shell flushing.Lubricant oil storage and transporting system and the connecting tube between main fuel tank and oil tank adopt carbon steel piping, adopt oil transfer pump as power during this part pipe flushing, and there is no filter screen in system, the effect of flushing during flushing, can only be played, there is no the effect of filtering.
Adopt said method to improve the turbidity test of oil, the cycle is long, affects oily qualitative factor many.After first step has rinsed, needed a large amount of interim pipe of excision and recover formal pipeline, this just causes the secondary pollution of oil, needs to employ the weldering of electricity fire in implementation process, there is great potential safety hazard.And in ensuing second step, need all working in repetition step one scope, the waste plenty of time.Lubricant oil storage and transporting system use carbon steel piping, easily occur returning rust phenomenon, pollute oil after long-time use.
Current set lubricant oil storage and the piping design of transporting system are carbon steel piping, this is necessary pickling before just requiring Pipe installing, so the quality of pickling quality also directly affects cleanliness of lubricating oil, but affect by the level of skill etc. of the kind of acid, concentration, pickling personnel during carbon steel piping pickling, pickling quality is also uneven, the phenomenon returning rust after causing Pipe installing often occurs, causes oil to pollute.
Model utility content
The purpose of this utility model is exactly to solve the problem, and provides a kind of rinse-system of Turbo-generator Set lubricating oil system, can reduce the installment work of interim pipe, oil can be avoided again to be subject to secondary pollution, cost-saving.
To achieve these goals, the utility model adopts following technological scheme:
The rinse-system of Turbo-generator Set lubricating oil system, comprise main fuel tank, described main fuel tank connects the filler opening of the first oil filter by oil transport pipeline, the delivery outlet of described first oil filter is connected in parallel three branch roads, article one, branch road is self-loopa pipeline, the import of direct connection main fuel tank, this branch road is provided with valve, article one, branch road connects the inlet tube of main oil pump after connecting oil gun, this branch road is provided with valve, another branch road is connected to main fuel tank on the oil pipe of bearing support import, bearing support internal bearings oil inlet pipe is removed, lubricant oil flows directly to return tube after entering bearing support by oil inlet pipe, bearing cannot be entered, described main fuel tank connects oil tank by the second oil filter, the outlet of oil tank is also by connecting main fuel tank import after pipeline connection oil tank oil transfer pump, and the outlet of main fuel tank simultaneously connects the import of oil tank after also connecting main fuel tank oil transfer pump by pipeline.
Described main fuel tank also connects a main fuel tank emergency oil discharge pipeline, and this pipeline is provided with valve.
The pipeline that described main fuel tank is connected with the filler opening of the first oil filter is provided with valve.
Be provided with the pipeline of oil tank oil transfer pump, and the pipeline being provided with main fuel tank oil transfer pump is all Stainless Steel Tube.Reduce pipe pickling operation, avoid because pickling quality problem causes oil to be polluted.
Described second oil filter adopts board-like oil filter.Board-like oil strain function improves flush efficiency, shortens flushing cycle.
The beneficial effects of the utility model:
Before oil flushing, the oil inlet and oil return pipe of each bearing support is connected with bearing support, after making lubricant oil directly can enter bearing support flushing, has returned main fuel tank.Reduce the temporary measure at each bearing support oil inlet and oil return pipe place, cost-saving, shorten installation period, avoid oily secondary pollution.
Between main fuel tank and oil tank, be connected in series board-like oil filter, realizing lubricant oil reciprocation cycle between two fuel tanks by board-like oil strain function does not affect the first oil filter and normally works.Use the back and forth oil circulation between main fuel tank and oil tank of board-like oil filter, improve flush efficiency, shorten flushing cycle.
Lubricant oil storage and transporting system pipeline adopt Stainless Steel Tube, reduce pipe pickling operation, avoid, because pickling quality problem causes oil to be polluted, fundamentally addressing this problem.
Accompanying drawing explanation
Fig. 1 is system architecture schematic diagram of the present utility model;
Wherein, 1. main fuel tank, 2. the first oil filter, 3. main fuel tank emergency oil discharge pipeline, 4. oil tank, 5. board-like oil filter, 6. main fuel tank oil transfer pump, 7. oil tank oil transfer pump.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1, the rinse-system of Turbo-generator Set lubricating oil system, comprise main fuel tank 1, main fuel tank 1 connects the filler opening of the first oil filter 2 by oil transport pipeline, first oil filter 2 adopts large discharge oil filter (as DHCX-600 type turbine oil system high flux flushing oil filter), the delivery outlet of large discharge oil filter is connected in parallel three branch roads, article one, branch road is self-loopa pipeline, directly receive main fuel tank 1 inner, source is rinsed as fuel tank self-loopa, this branch road is provided with valve, article one, branch road connects the inlet tube of main oil pump after connecting oil gun, as the flushing source of main oil pump oil inlet and oil return pipe, this branch road is provided with valve, another branch road is connected to main fuel tank 1 to each bearing inlet tube, as the flushing source of each bearing oil inlet and oil return pipe, main fuel tank 1 connects oil tank 4 by the second oil filter, second oil filter adopts board-like oil filter 5, as BASY160 template frame pressurized oil filter, the outlet of oil tank 4 also connects the import of oil tank oil transfer pump 7 rear connection main fuel tank 1 by pipeline, and the outlet of main fuel tank 1 is simultaneously also by the import of connection oil tank 4 after pipeline connection main fuel tank oil transfer pump 6,
Main fuel tank 1 also connects a main fuel tank emergency oil discharge pipeline 3, and this pipeline is provided with valve, as the oil sources of large discharge oil filter.
Be provided with the pipeline of oil tank oil transfer pump 7, and the pipeline being provided with main fuel tank oil transfer pump 6 is all Stainless Steel Tube.Reduce pipe pickling operation, avoid because pickling quality problem causes oil to be polluted.
The purging method of Turbo-generator Set lubricating oil system, comprising:
Step one, is connected the working state of bearing support oil inlet and oil return pipe according to design with bearing support; So just need not connect interim pipe in bearing support outside;
Main fuel tank 1 connects the filler opening of the first oil filter 2 by oil transport pipeline, first oil filter 2 adopts large discharge oil filter (as DHCX-600 type turbine oil system high flux flushing oil filter), the delivery outlet of large discharge oil filter is connected in parallel three branch roads, article one, branch road is self-loopa pipeline, directly receive main fuel tank 1 inner, source is rinsed as fuel tank self-loopa, this branch road is provided with valve, article one, branch road connects the inlet tube of main oil pump after connecting oil gun, as the flushing source of main oil pump oil inlet and oil return pipe, this branch road is provided with valve, another branch road is connected to main fuel tank 1 to each bearing inlet tube, as the flushing source of each bearing oil inlet and oil return pipe, main fuel tank 1 connects oil tank 4 by the second oil filter, second oil filter adopts board-like oil filter 5, as BASY160 template frame pressurized oil filter, the outlet of oil tank 4 also connects the import of oil tank oil transfer pump 7 rear connection main fuel tank 1 by pipeline, and the outlet of main fuel tank 1 simultaneously connects the import of oil tank 4 after also connecting main fuel tank 1 oil transfer pump by pipeline,
Step 2, removed by bearing support internal bearings oil inlet pipe, lubricant oil flows directly to return tube after entering bearing support by oil inlet pipe, cannot enter bearing; Reach and only rinse the object that bearing support does not enter bearing;
Step 3, after inspection confirmation system no problem, is opened large discharge oil filter, is filtered by the filtration of large discharge oil filter to the lubricant oil in system; After this rinse stage, the foreign material of equipment and pipe interior finally can only be deposited on two places, and one be main fuel tank 1, two is each bearing supports; Alternately can open main fuel tank oil transfer pump 6 and oil tank oil transfer pump 7, to realize the flushing of lubricant oil storage and conveyance conduit
Step 4, new-built unit generally rinses 15 days, generally rinses 2-3 days during major overhaul, stops the work of large discharge oil filter afterwards, the lubricant oil of main fuel tank 1 is all poured in oil tank 4 by board-like oil filter 5, uses dough thoroughly to clear up main fuel tank 1 and bearing support;
Step 5, by board-like oil filter 5, the lubricant oil of oil tank 4 is poured in main fuel tank 1, again open large discharge oil filter to rinse, carry out sampling to the lubricant oil entering main fuel tank 1 after rinsing 2-3 days to detect, when testing result reaches NAS7, bearing support interior oil pipeline is recovered, makes lubricant oil enter bearing and rinse; When testing result does not reach NAS7, repeat step 3 to step 5.
In described step one, preferably before bearing support is formally in place, first install the oil inlet pipe and return tube that are connected with bearing support, after preventing bearing support in place, there are the quality problems such as weld bond oil impregnate in this position welding difficulty.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (4)
1. the rinse-system of Turbo-generator Set lubricating oil system, it is characterized in that, comprise main fuel tank, described main fuel tank connects the filler opening of the first oil filter by oil transport pipeline, the delivery outlet of described first oil filter is connected in parallel three branch roads, article one, branch road is self-loopa pipeline, the import of direct connection main fuel tank, this branch road is provided with valve, article one, branch road connects the inlet tube of main oil pump after connecting oil gun, this branch road is provided with valve, another branch road is connected to main fuel tank on the oil pipe of bearing support import, bearing support internal bearings oil inlet pipe is removed, lubricant oil flows directly to return tube after entering bearing support by oil inlet pipe, bearing cannot be entered, described main fuel tank connects oil tank by the second oil filter, the outlet of oil tank is also by connecting main fuel tank import after pipeline connection oil tank oil transfer pump, and the outlet of main fuel tank simultaneously connects the import of oil tank after also connecting main fuel tank oil transfer pump by pipeline.
2. the rinse-system of Turbo-generator Set lubricating oil system as claimed in claim 1, it is characterized in that, described main fuel tank also connects a main fuel tank emergency oil discharge pipeline, and this pipeline is provided with valve.
3. the rinse-system of Turbo-generator Set lubricating oil system as claimed in claim 1, it is characterized in that, be provided with the pipeline of oil tank oil transfer pump, and the pipeline being provided with main fuel tank oil transfer pump is all Stainless Steel Tube.
4. the rinse-system of Turbo-generator Set lubricating oil system as claimed in claim 1, it is characterized in that, described second oil filter adopts board-like oil filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520784505.1U CN205117422U (en) | 2015-10-10 | 2015-10-10 | Turbo generator set lubricating oil system's rinse -system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520784505.1U CN205117422U (en) | 2015-10-10 | 2015-10-10 | Turbo generator set lubricating oil system's rinse -system |
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| CN205117422U true CN205117422U (en) | 2016-03-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271139A (en) * | 2020-03-24 | 2020-06-12 | 三门核电有限公司 | Method for flushing pipeline of turbine lubricating oil system |
| CN111441379A (en) * | 2020-04-02 | 2020-07-24 | 河南中电工程咨询有限公司 | Installation and construction method of coupling variable-frequency generator |
-
2015
- 2015-10-10 CN CN201520784505.1U patent/CN205117422U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271139A (en) * | 2020-03-24 | 2020-06-12 | 三门核电有限公司 | Method for flushing pipeline of turbine lubricating oil system |
| CN111441379A (en) * | 2020-04-02 | 2020-07-24 | 河南中电工程咨询有限公司 | Installation and construction method of coupling variable-frequency generator |
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