CN107228041B - Oil seepage prevention pipeline system of hydraulic turbine unit - Google Patents
Oil seepage prevention pipeline system of hydraulic turbine unit Download PDFInfo
- Publication number
- CN107228041B CN107228041B CN201710671212.6A CN201710671212A CN107228041B CN 107228041 B CN107228041 B CN 107228041B CN 201710671212 A CN201710671212 A CN 201710671212A CN 107228041 B CN107228041 B CN 107228041B
- Authority
- CN
- China
- Prior art keywords
- oil
- pipe
- valve
- pressure
- discharge pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000002265 prevention Effects 0.000 title claims description 5
- 238000007599 discharging Methods 0.000 claims abstract description 42
- 238000003825 pressing Methods 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000005086 pumping Methods 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims 47
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B15/00—Controlling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/10—Purpose of the control system
- F05B2270/101—Purpose of the control system to control rotational speed (n)
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Pipeline Systems (AREA)
Abstract
The invention discloses an anti-seepage oil pipeline system of a water turbine unit, which comprises a pressure oil storage tank (1) and an oil collecting tank (2), wherein the bottom of the pressure oil storage tank (1) is connected with an oil conveying pipe (3), and one end of the oil conveying pipe (3) is connected with an oil pressing pipe (4) and an oil discharging pipe (5); the oil pressing pipe (4) is connected with a combination valve (6) and an outlet valve (7), the end part of the oil pressing pipe (4) is connected with an oil pressing pump (8), and an oil pumping pipe (9) is connected between the oil pressing pump (8) and the oil collecting groove (2); a first oil discharge pipe (10) is connected between the pressure oil pipe (4) and the oil discharge pipe (5), and a first oil discharge valve (11) is connected to the first oil discharge pipe (10); the bottommost part of the oil delivery pipe (3) is connected with a second oil discharge pipe (12), the second oil discharge pipe (12) is connected with a second oil discharge valve (13), and the second oil discharge pipe (12) is vertically downward and positioned in the oil collecting tank (2). The invention not only can improve the maintenance safety, but also can prevent oil seepage and is convenient to maintain.
Description
Technical Field
The invention relates to an anti-seepage oil pipeline system of a water turbine unit, in particular to an anti-seepage oil pipeline system of a water turbine unit for a hydropower station speed regulator system.
Background
In the existing hydropower station, a pressure oil storage tank is generally adopted to supply pressure oil to a speed regulator system for speed regulation; therefore, the pipeline system for supplying oil to the water turbine unit generally comprises an oil collecting tank, a pressure oil storage tank, a pressure oil pump, various oil pipes and valves. In the running process of the hydropower station, the oil pipe and the flange are required to be overhauled, the pressure oil pump is required to be closed, the valves are closed, and then the flange and the oil pipe are disassembled for overhauling; however, even if the pressure oil pump is closed, the oil in the oil pipe section between the valves still has larger pressure, and the operation under pressure is easy to occur in the process of disassembly and overhaul, so that the overhaul safety is not ideal. Moreover, when the pressure of the oil pump is unexpected or excessively high in moment, the flange at the joint of each oil pipe is easy to leak oil, so that not only can the site be polluted, but also workers can fall down easily. Therefore, the existing pipeline system of the water turbine unit has the problems of unsatisfactory maintenance safety and easy oil seepage.
Disclosure of Invention
The invention aims to provide an oil seepage prevention pipeline system of a water turbine unit. The invention not only can improve the maintenance safety, but also can prevent oil seepage.
The technical scheme of the invention is as follows: the hydraulic turbine unit seepage-proofing oil pipeline system comprises a pressure oil storage tank and an oil collecting tank, wherein the bottom of the pressure oil storage tank is connected with an oil delivery pipe, and one end of the oil delivery pipe is connected with an oil pressing pipe and an oil discharging pipe; the oil pressing pipe is connected with a combination valve and an outlet valve, the end part of the oil pressing pipe is connected with an oil pump, and an oil pumping pipe is connected between the oil pump and the oil collecting tank; a first oil discharge pipe is connected between the oil pressure pipe and the oil discharge pipe, and a first oil discharge valve is connected to the first oil discharge pipe; the bottommost part of the oil delivery pipe is connected with a second oil discharge pipe, the second oil discharge pipe is connected with a second oil discharge valve, and the second oil discharge pipe is vertically downward and is positioned in the oil collecting tank.
In the anti-seepage oil pipeline system of the water turbine unit, the number of the oil pipe, the combination valve, the outlet valve, the oil pressing pump, the first oil discharging pipe and the first oil discharging valve is 2; one end of the first oil discharge pipe is connected with the oil discharge pipe, and the other end of the first oil discharge pipe is connected with a position on the oil pressing pipe, which corresponds to the position between the combination valve and the outlet valve.
In the anti-seepage oil pipeline system of the water turbine unit, the bottom end of the oil drain pipe is positioned in the oil collecting tank, and the oil drain pipe is connected with an oil drain valve; the oil discharge valve is located above the joint of the oil discharge pipe and the first oil discharge pipe, so that the pressure oil on the oil pressure pipe can be directly discharged, and the operation is convenient.
In the anti-seepage oil pipeline system of the hydraulic turbine unit, an oil delivery pipe connected with an oil delivery pipe is arranged below the pressure oil storage tank, and a control valve is connected to the oil delivery pipe; one end of the oil delivery pipe is connected with a speed regulator system of the water turbine unit.
Compared with the prior art, the invention improves the oil supply pipeline system of the existing water turbine unit, connects the same oil delivery pipe through arranging the oil pressing pipe and the oil discharging pipe, connects the pressure oil storage tank through the oil delivery pipe, connects the oil pressing pump through the oil pressing pipe, and connects the oil discharging valve through the oil discharging pipe, so that the oil inlet and the oil discharging on the pressure oil storage tank use the same oil delivery pipe, and the pipeline structure is simplified; by arranging the first oil discharging valve and the first oil discharging pipe, the pressure oil between the combination valve and the outlet valve on the oil pressing pipe can be discharged after the combination valve and the outlet valve are closed, so that the operation with pressure can be avoided during maintenance, the safety is improved, and the pressure can be relieved when the pressure is overlarge, so that the oil seepage is avoided; meanwhile, the invention also provides the second oil discharging valve and the second oil discharging pipe which are positioned at the bottommost part of the oil conveying pipe and in the oil collecting tank, so that the pressure oil in the pressure oil storage tank can be completely discharged during maintenance, the maintenance is convenient, the oil seepage during the maintenance is prevented, the pressure oil can be directly discharged into the oil collecting tank, and the pressure oil can be conveniently discharged to an oil warehouse for circulation through the oil collecting pipe in the oil collecting tank, and the cleaning and manual carrying are avoided. In addition, the invention also provides 2 sets of oil pressing pipes, a combination valve, an outlet valve, an oil pressing pump, a first oil discharging pipe and a first oil discharging valve to form 2 sets of oil pressing units, and each set of oil pressing units (the oil pressing pipe, the combination valve, the outlet valve and the oil pressing pump) is provided with an oil discharging structure (the first oil discharging pipe and the first oil discharging valve), so that one set of oil pressing units can be independently subjected to oil discharging and overhauling, and the other set of oil pressing units can work normally, so that gradual overhauling and non-stop overhauling are realized, and the working efficiency is improved. Therefore, the invention not only can improve the maintenance safety, but also can prevent oil seepage and is convenient to maintain.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a top view of the oil pipe connection structure.
The marks in the drawings are: 1-pressure oil storage tank, 2-oil collecting tank, 3-oil delivery pipe, 4-oil pressing pipe, 5-oil discharging pipe, 6-combination valve, 7-outlet valve, 8-oil pressing pump, 9-oil pumping pipe, 10-first oil discharging pipe, 11-first oil discharging valve, 12-second oil discharging pipe, 13-second oil discharging valve, 14-oil discharging valve, 15-oil delivering pipe and 16-control valve.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to be limiting.
Examples. The anti-seepage oil pipeline system of the hydraulic turbine unit is shown in figures 1 and 2, and comprises a pressure oil storage tank 1 and an oil collecting tank 2, wherein the bottom of the pressure oil storage tank 1 is connected with an oil conveying pipe 3, and one end of the oil conveying pipe 3 is connected with an oil pressing pipe 4 and an oil discharging pipe 5; the oil pressing pipe 4 is connected with a combination valve 6 and an outlet valve 7, the end part of the oil pressing pipe 4 is connected with an oil pressing pump 8, and an oil pumping pipe 9 is connected between the oil pressing pump 8 and the oil collecting groove 2; a first oil discharge pipe 10 is connected between the oil pressure pipe 4 and the oil discharge pipe 5, and a first oil discharge valve 11 is connected to the first oil discharge pipe 10; the bottommost part of the oil delivery pipe 3 is connected with a second oil discharge pipe 12, the second oil discharge pipe 12 is connected with a second oil discharge valve 13, and the second oil discharge pipe 12 is vertically downward and positioned in the oil collecting tank 2.
The number of the pressure oil pipe 4, the combination valve 6, the outlet valve 7, the pressure oil pump 8, the first oil discharge pipe 10 and the first oil discharge valve 11 is 2; one end of the first oil discharge pipe 10 is connected with the oil discharge pipe 5, and the other end of the first oil discharge pipe is connected with the oil pipe 4 at a position corresponding to the position between the combination valve 6 and the outlet valve 7; the bottom end of the oil drain pipe 5 is positioned in the oil collecting tank 2, and the oil drain pipe 5 is connected with an oil drain valve 14; the oil discharge valve 14 is positioned above the joint of the oil discharge pipe 5 and the first oil discharge pipe 10; an oil delivery pipe 15 connected with the oil delivery pipe 3 is arranged below the pressure oil storage tank 1, and a control valve 16 is connected to the oil delivery pipe 15; one end of the oil feed pipe 16 is connected with a speed regulator system of the water turbine unit.
During normal operation, the oil pressing pump 8 sucks out the oil in the oil collecting tank 2 through the oil suction pipe 9, and then presses the pressure oil into the oil conveying pipe 3 through the opened combination valve 6 and the outlet valve 7 by the oil pressing pipe 4; at this time, the oil drain valve 14 is closed, and the pressure oil is prevented from flowing back into the oil collecting tank 2 through the oil drain pipe 5; after the pressure oil is stored in the pressure oil storage tank 1, the pressure oil can be conveyed to a speed regulator system of the hydraulic turbine unit for speed regulation through the control valve 16 and the oil conveying pipe 15 by opening the control valve 16.
When the oil is overhauled and discharged, the power supply of the pressure oil pump 8 is cut off, the combination valve 6 and the outlet valve 7 are closed, then the oil discharge valve 14 is opened, and the pressure oil in the pressure oil storage tank 1 can be discharged into the oil collecting tank 2 through the oil delivery pipe 3, the oil discharge valve 14 and the oil discharge pipe 5; simultaneously, the second oil discharging valve 13 is opened, so that the pressure oil in the pressure oil storage tank 1 and at the control valve 16 can be completely discharged through the second oil discharging valve 13 and the second oil discharging pipe 12, and the oil discharging valve 14 and the oil discharging pipe 5 can be assisted to discharge oil; simultaneously, the first oil discharging valve 11 is opened, so that the pressure oil in the pipe section between the corresponding combination valve 6 and the outlet valve 7 on the pressure oil pipe 4 can be directly discharged to the oil discharging pipe 5 through the first oil discharging valve 11 and the first oil discharging pipe 10 and then discharged into the oil collecting tank 2 through the oil discharging pipe 5; thereby make all pressure release on each pipeline, avoid taking the operation of pressing, conveniently overhaul and improved the maintenance security.
In addition, the first oil discharging valve 11 and the second oil discharging valve 13 in the invention can both adopt pressure valves (such as safety valves and pressure valve structures similar to those of pressure cookers), and an artificial trigger switch is arranged outside the pressure valves, so that automatic pressure relief control and manual oil discharging control can be realized; when overhauling and discharging oil, manually opening to discharge the oil; when the oil pressure is accidentally increased or instantaneously increased, the first oil discharging valve 11 and/or the second oil discharging valve 13 can be opened by pressure triggering, so that the pressure is automatically and timely released, and the oil seepage is prevented.
Claims (2)
1. Water turbine set prevention of seepage oil piping system, its characterized in that: the oil storage device comprises a pressure oil storage tank (1) and an oil collecting tank (2), wherein the bottom of the pressure oil storage tank (1) is connected with an oil conveying pipe (3), and one end of the oil conveying pipe (3) is connected with an oil pressing pipe (4) and an oil discharging pipe (5); the oil pressing pipe (4) is connected with a combination valve (6) and an outlet valve (7), the end part of the oil pressing pipe (4) is connected with an oil pressing pump (8), and an oil pumping pipe (9) is connected between the oil pressing pump (8) and the oil collecting groove (2); a first oil discharge pipe (10) is connected between the pressure oil pipe (4) and the oil discharge pipe (5), and a first oil discharge valve (11) is connected to the first oil discharge pipe (10); the bottommost part of the oil delivery pipe (3) is connected with a second oil discharge pipe (12), the second oil discharge pipe (12) is connected with a second oil discharge valve (13), and the second oil discharge pipe (12) is vertically downward and is positioned in the oil collecting tank (2);
the two-way hydraulic oil pump comprises an oil pipe (4), a combination valve (6), an outlet valve (7), an oil pump (8), a first oil discharge pipe (10) and a first oil discharge valve (11); one end of the first oil discharge pipe (10) is connected with the oil discharge pipe (5), and the other end of the first oil discharge pipe is connected with the oil pressure pipe (4) at a position between the corresponding combination valve (6) and the outlet valve (7);
the bottom end of the oil drain pipe (5) is positioned in the oil collecting tank (2), and the oil drain pipe (5) is connected with an oil drain valve (14); the oil discharge valve (14) is positioned above the joint of the oil discharge pipe (5) and the first oil discharge pipe (10).
2. The hydraulic turbine set oil permeation prevention pipeline system according to claim 1, wherein: an oil delivery pipe (15) connected with the oil delivery pipe (3) is arranged below the pressure oil storage tank (1), and a control valve (16) is connected to the oil delivery pipe (15); one end of the oil delivery pipe (15) is connected with a speed regulator system of the water turbine unit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710671212.6A CN107228041B (en) | 2017-08-08 | 2017-08-08 | Oil seepage prevention pipeline system of hydraulic turbine unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710671212.6A CN107228041B (en) | 2017-08-08 | 2017-08-08 | Oil seepage prevention pipeline system of hydraulic turbine unit |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107228041A CN107228041A (en) | 2017-10-03 |
CN107228041B true CN107228041B (en) | 2024-01-26 |
Family
ID=59958115
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710671212.6A Active CN107228041B (en) | 2017-08-08 | 2017-08-08 | Oil seepage prevention pipeline system of hydraulic turbine unit |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107228041B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117681480B (en) * | 2024-02-02 | 2024-04-23 | 西南林业大学 | Olive oil extraction equipment and extraction process thereof |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2926553Y (en) * | 2006-06-05 | 2007-07-25 | 宋之光 | Oil-supplying system of electrojet engine |
KR100779367B1 (en) * | 2006-08-21 | 2007-11-23 | 두산인프라코어 주식회사 | Unloading valve block for preventing leackage of hydraulic oil |
CN201908770U (en) * | 2010-12-23 | 2011-07-27 | 浙江仙居抽水蓄能有限公司 | Governor oil leakage tank device of pumped storage power station for facilitating isolated examine and repair |
CN103961926A (en) * | 2014-05-22 | 2014-08-06 | 西安热工研究院有限公司 | Oil filter with oil discharge function and oil filtering and discharging method thereof |
CN204113532U (en) * | 2014-07-21 | 2015-01-21 | 武汉市汉诺优电控有限责任公司 | The control gear of water power plant pressure regulator valve |
CN206017044U (en) * | 2016-06-24 | 2017-03-15 | 梁玉福 | Bulb-type hydraulic generating set three-level overspeed protection system |
CN206035947U (en) * | 2016-08-31 | 2017-03-22 | 兰州兰石重工有限公司 | Fluid pressure line oil discharge device |
CN207004715U (en) * | 2017-08-08 | 2018-02-13 | 国家电网公司 | A kind of water turbine set seepage-proof oil pipe-line system |
-
2017
- 2017-08-08 CN CN201710671212.6A patent/CN107228041B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2926553Y (en) * | 2006-06-05 | 2007-07-25 | 宋之光 | Oil-supplying system of electrojet engine |
KR100779367B1 (en) * | 2006-08-21 | 2007-11-23 | 두산인프라코어 주식회사 | Unloading valve block for preventing leackage of hydraulic oil |
CN201908770U (en) * | 2010-12-23 | 2011-07-27 | 浙江仙居抽水蓄能有限公司 | Governor oil leakage tank device of pumped storage power station for facilitating isolated examine and repair |
CN103961926A (en) * | 2014-05-22 | 2014-08-06 | 西安热工研究院有限公司 | Oil filter with oil discharge function and oil filtering and discharging method thereof |
CN204113532U (en) * | 2014-07-21 | 2015-01-21 | 武汉市汉诺优电控有限责任公司 | The control gear of water power plant pressure regulator valve |
CN206017044U (en) * | 2016-06-24 | 2017-03-15 | 梁玉福 | Bulb-type hydraulic generating set three-level overspeed protection system |
CN206035947U (en) * | 2016-08-31 | 2017-03-22 | 兰州兰石重工有限公司 | Fluid pressure line oil discharge device |
CN207004715U (en) * | 2017-08-08 | 2018-02-13 | 国家电网公司 | A kind of water turbine set seepage-proof oil pipe-line system |
Non-Patent Citations (1)
Title |
---|
程远楚 等主编.《水轮机自动调节》.中国水利水电出版社,2010,第157-164页. * |
Also Published As
Publication number | Publication date |
---|---|
CN107228041A (en) | 2017-10-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107228041B (en) | Oil seepage prevention pipeline system of hydraulic turbine unit | |
CN201292546Y (en) | Secondary water supply system | |
CN211010091U (en) | Pump station system for controlling hydropower station disc valve | |
CN205012403U (en) | Water supply system with pressure release reflux unit | |
CN206035947U (en) | Fluid pressure line oil discharge device | |
CN214597288U (en) | Low-pressure continuous flash evaporation condensate recovery device | |
CN207004715U (en) | A kind of water turbine set seepage-proof oil pipe-line system | |
CN210919469U (en) | Priming device of self-priming pump without bottom valve | |
CN204592200U (en) | A kind of long-range water supply hydraulic system | |
CN204283827U (en) | The automatic start-stop protective gear of Under Water Pumps | |
CN208397667U (en) | A kind of lubricating oil station applied to bulb-type hydraulic generating set jacked up with high pressure | |
CN201137921Y (en) | Hermetic type high-temperature condensation water and water collecting tank steam reclaiming and conveyer device | |
CN203756514U (en) | Standby lubrication water supply device for water lubrication bearing draining pump | |
CN202811382U (en) | Device used for replacing self-priming pump to work | |
CN104746572A (en) | Full-automatic pipe network pressure-superposed water supply device | |
CN217928731U (en) | Condensate pump anti-cavitation water supply system | |
CN205804500U (en) | A kind of dedicated bathroom water system | |
CN106112687B (en) | Environment-friendly type cools down return water system | |
CN207033637U (en) | A kind of water turbine set pressure oil pump connecting tube leak-proof arrangement | |
CN202047444U (en) | Small flow pressure maintaining water supply equipment | |
CN210343442U (en) | Overflow water recovery device of atmospheric safety valve and turbine condensate recovery system | |
CN206000674U (en) | A kind of automatic air supply device of the governor oil pressure device for power station | |
CN212376701U (en) | Structure for maintaining operation of steam feed pump under low-load working condition | |
CN210068486U (en) | Novel efficient energy-saving vacuum jet diversion device of underground main drainage pump | |
CN204023718U (en) | A kind of box secondary water-supply steady flow compensation system that laminates |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |