CN209725214U - A kind of Seal Oil thermostatically-controlled equipment - Google Patents
A kind of Seal Oil thermostatically-controlled equipment Download PDFInfo
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- CN209725214U CN209725214U CN201920603311.5U CN201920603311U CN209725214U CN 209725214 U CN209725214 U CN 209725214U CN 201920603311 U CN201920603311 U CN 201920603311U CN 209725214 U CN209725214 U CN 209725214U
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- oil
- temperature
- control unit
- cooler
- temperature element
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Abstract
The utility model discloses a kind of Seal Oil thermostatically-controlled equipment, is made of fuel tank, electric heater, control unit, temperature tune valve, the first temperature element, cooler, oil pump, the second temperature element, pipeline and cable.Fuel tank is oil container, oil sources is provided for device, oil pump is provided to generator sealing bearing bush after oil liquid boosts, second temperature element send feedback signal to control unit, judge whether electric heater works through control unit, the first temperature element send feedback signal to control unit simultaneously, controls temperature tune valve open/close states through control unit, and thus control device outlet oil temperature meets sets requirement.It can be effectively improved oil pump, functional valve, the components service condition such as sealing bearing bush reduces Generator Hydrogen Leakage amount, prevents oil liquid oxidation, carbonization, so as to keep Seal Oil oily for a long time, guarantees generator unit safety, reliability service.
Description
Technical field:
The utility model relates to conventional thermal power station's novel seal oil system temperature control equipments.
Background technique:
Oil-temperature control device is important component in generator sealing oil system, and whether oil liquid temperature can accurately be controlled
It makes in scope of design, will affect the working condition of generator sealing bearing bush, to influence generator hydrogen gas leakage amount and generator
The economic benefit of operation.At present in unit there are oil temperature in fuel tank is uncontrollable or the problems such as oil temperature can not automatically control, to sealing
Oil system oil quality is affected, and can accelerate oil liquid oxidation, carbonization, increases power station operating cost, while oil temperature fluctuation can shadow
Sealing bearing bush working condition is rung, causes to leak hydrogen amount increase, influences power unit in economic operation benefit.
Summary of the invention:
For the above technical problems, the utility model to solve the deficiencies in the prior art, provides a kind of Seal Oil
Thermostatically-controlled equipment keeps the oil temperature for entering sealing bearing bush in design requirement model under the conditions of generator Seal Oil runs full working scope
In enclosing, Oil Quality is maintained, improves sealing bearing bush operating status, reduces Generator Hydrogen Leakage amount, promotes generator economical operation benefit.
The technical solution of the utility model are as follows: a kind of Seal Oil thermostatically-controlled equipment, the device is by fuel tank (1), electric heating
Device (2), control unit (3), temperature tune valve (4), the first temperature element (5), cooler (6), oil pump (7), the second temperature element
(8), pipeline (13) and cable (14) composition, electric heater (2) and the second temperature element (8) are mounted on fuel tank (1), oil pump
(7) it is connect between fuel tank (1) by pipeline (13), cooler (6) has 4 interfaces, is a side entrance (9) respectively, once
Side outlet (10), secondary side entrance (11) and secondary side outlet (12), oil pump (7) outlet are connected to cooler by pipeline (13)
(6) side entrances (9), the first temperature element (5) are mounted on (6) side outlet (10) pipelines (13) of cooler, cooling
Water enters from cooler (6) secondary side entrance (11), and secondary side outlet (12) outflow, temperature tune valve (4) is mounted on cooler (6)
On secondary side water return pipeline (13).First temperature element (5), the second temperature element (8), electric heater (2) and temperature tune valve (4)
Executing agency pass through cable (14) respectively and be connected on control unit (3).
Working principle:
Fuel tank (1) is oil container, provides oil sources for device, oil pump (7) is provided to generator sealing after oil liquid boosts
Watt, the second temperature element (8) send feedback signal to control unit (3), whether judges electric heater (2) through control unit (3)
Work, while the first temperature element (5) send feedback signal to control unit (3), controls temperature tune valve through control unit (3)
(4) open/close states, thus control device outlet oil temperature meets sets requirement.
Technical effect:
Seal Oil thermostatically-controlled equipment major function is the temperature element by being mounted in fuel tank and pipeline, by oil liquid temperature
Degree signal feeds back to control unit, controls fuel tank electric heater by control unit and temperature tune valve takes corresponding measure, in difference
Under operating condition, by Seal Oil Oil-temperature control in scope of design, and meet safe and reliable service requirement.This is practical new
It is insufficient that type can make up the following several respects of conventional seals oil system: first is that leakproof fuel cell Oil-temperature control function is realized, in Seal Oil system
System initial start stage guarantees that oil liquid temperature meets scope of design requirement, meets oil pump, functional valve normal running conditions, thus
So that sealing bearing bush, oil pump and functional valve, can realize function under design condition；Second is that making up conventional seals fuel tank internal temperature
Degree controls unreliable problem, oil tank heating, and when overtemperature lacks safeguard measure, and there are potential security risks；Third is that making up system just
Often Oil-temperature control not closed loop when operation, is unable to control oil temperature in the deficiency of setting range.
The utility model have features designed to it is ripe, operational safety, it is reliable the features such as, fully meet generator sealing oil system this
Application requirement under the conditions of kind special operation condition.
Detailed description of the invention
Fig. 1 Seal Oil thermostatically-controlled equipment schematic diagram
Wherein: 1 is fuel tank, and 2 be electric heater, and 3 be control unit, and 4 be temperature tune valve, and 5 be the first temperature element, and 6 are
Cooler, 7 be oil pump, and 8 be the second temperature element, and 9 be side entrance of cooler, and 10 be side outlet of cooler, and 11 are
The secondary side entrance of cooler, 12 be the secondary side outlet of cooler, and 13 be pipeline, and 14 be cable.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in Figure 1, the technical solution of the utility model is: a kind of Seal Oil thermostatically-controlled equipment, the device is by fuel tank
1, electric heater 2, control unit 3, temperature tune valve 4, the first temperature element 5, cooler 6, oil pump 7, the second temperature element 8, pipe
Road 13 and cable 14 form, and electric heater 2 and the second temperature element 8 are mounted on fuel tank 1, pass through pipe between oil pump 7 and fuel tank 1
Road 13 connects, and it is a side entrance 9, a side outlet 10, secondary side entrance 11 and secondary side respectively that cooler 6, which has 4 interfaces,
Outlet 12, the outlet of oil pump 7 are connected to 6 side entrances 9 of cooler by pipeline 13, and the first temperature element 5 is mounted on cooler 6
On 10 pipeline 13 of side outlet, cooling water enters from 6 two side entrances 11 of cooler, and secondary side outlet 12 flows out, temperature tune
Valve 4 is mounted on 6 secondary side water return pipeline 13 of cooler.First temperature element 5, the second temperature element 8, electric heater 2 and temperature
Degree is adjusted the executing agency of valve 4 to pass through cable 14 respectively and is connected in control unit 3.
Seal Oil thermostatically-controlled equipment is all satisfied system under the conditions of the full working scopes such as sealing oil system starting, operation, shutdown
Operating energy loss requirement can be effectively improved oil pump, functional valve, and the components service condition such as sealing bearing bush reduces Generator Hydrogen Leakage amount,
Oil liquid oxidation, carbonization are prevented, so as to keep Seal Oil oily for a long time, guarantees generator unit safety, reliability service.
The above is only the embodiments of the present invention, not imposes any restrictions to the utility model, all according to this
Any simple modification to the above embodiments of utility model technical spirit, change and equivalent structural changes, still fall within
In the protection scope of technical solutions of the utility model.
Claims (1)
1. a kind of Seal Oil thermostatically-controlled equipment, it is characterized in that: by fuel tank (1), electric heater (2), control unit (3), temperature
Adjust valve (4), the first temperature element (5), cooler (6), oil pump (7), the second temperature element (8), pipeline (13) and cable (14)
Composition, electric heater (2) and the second temperature element (8) are mounted on fuel tank (1), pass through pipeline between oil pump (7) and fuel tank (1)
(13) it connects, it is a side entrance (9), a side outlet (10), secondary side entrance (11) respectively that cooler (6), which has 4 interfaces,
With secondary side outlet (12), oil pump (7) outlet is connected to (6) side entrances (9) of cooler, the first thermometric by pipeline (13)
Element (5) is mounted on (6) side outlet (10) pipelines (13) of cooler, and cooling water is from cooler (6) secondary side entrance
(11) entering, secondary side outlet (12) outflow, temperature tune valve (4) is mounted on cooler (6) secondary side water return pipeline (13), the
One temperature element (5), the second temperature element (8), electric heater (2) and temperature tune valve (4) executing agency pass through cable respectively
(14) it is connected on control unit (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920603311.5U CN209725214U (en) | 2019-04-28 | 2019-04-28 | A kind of Seal Oil thermostatically-controlled equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920603311.5U CN209725214U (en) | 2019-04-28 | 2019-04-28 | A kind of Seal Oil thermostatically-controlled equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209725214U true CN209725214U (en) | 2019-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920603311.5U Active CN209725214U (en) | 2019-04-28 | 2019-04-28 | A kind of Seal Oil thermostatically-controlled equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN209725214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111682701A (en) * | 2020-06-24 | 2020-09-18 | 中国神华能源股份有限公司国华电力分公司 | Generator stator cooling water system |
-
2019
- 2019-04-28 CN CN201920603311.5U patent/CN209725214U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111682701A (en) * | 2020-06-24 | 2020-09-18 | 中国神华能源股份有限公司国华电力分公司 | Generator stator cooling water system |
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