CN205483613U - Large -scale power plant boiler hydrostatic test system - Google Patents
Large -scale power plant boiler hydrostatic test system Download PDFInfo
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- CN205483613U CN205483613U CN201620067354.2U CN201620067354U CN205483613U CN 205483613 U CN205483613 U CN 205483613U CN 201620067354 U CN201620067354 U CN 201620067354U CN 205483613 U CN205483613 U CN 205483613U
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Abstract
The utility model relates to a hydrostatic test technical field discloses a large -scale power plant boiler hydrostatic test system, including desalting water tank, first pipeline, charging pump, second pipeline and booster pump, first pipeline is connected with desalting water tank, the charging pump is installed on first pipeline, first pipeline still is connected with high -pressure system's high -pressure economizer, the middling pressure economizer of middling pressure system, the low economizer of low -pressure system, second pipeline and first pipe connection, the booster pump is installed on the second pipeline, the second pipeline still is connected with the low pressure economizer and the low pressure evaporimeter of the middling pressure economizer of high -pressure system's high pressure evaporator, middling pressure system and middling pressure evaporimeter, low -pressure system. The utility model has the advantages of simple structure, and can carry out hydrostatic test to high -pressure system, middling pressure system and low -pressure system simultaneously.
Description
Technical field
This utility model relates to Hydraulic test technique field, more specifically, particularly to a kind of large-scale power station
Hydraulic boiler set system.
Background technology
The purpose of hydraulic boiler set is to check the cold drawing deformation of bearing device and each pressure-containing member in the cold state
Tightness and intensity whether reach design requirement, according to the seepage during water pressure test, deform and damage feelings
Condition, checks the position, defect place of pressure-containing member, in order to carry out in time processing, eliminating, for being incubated,
The follow-up work such as pickling, trail run creates conditions.
As shown in Figure 1, Figure 2 and Figure 3, be directed to three pressures (high-pressure system, medium voltage network and low-pressure system),
Reheating, without afterburning, Natural Circulation combustion engine waste heat boiler for, there is presently no a preferable hydraulic pressure
Pilot system.
Utility model content
The purpose of this utility model be to provide a kind of simple in construction, can be to high-pressure system, medium voltage network and low
Pressure system carries out the large-sized station boiler water pressure test system tested.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of large-sized station boiler water pressure test system, including sweet-water tank, the first pipeline, charging pump,
Second pipe and booster, described first pipeline is connected with sweet-water tank, and described charging pump is installed on first
On pipeline, described first pipeline also with the high-pressure economizer of high-pressure system, the middle pressure economizer of medium voltage network,
The low economizer of low-pressure system connects, and described second pipe and the first pipeline connect, and described booster is installed
On second pipe, described second pipe also with the high pressure evaporator of high-pressure system, the middle pressure of medium voltage network
Economizer and middle pressure vaporizer, the low-pressure coal saver of low-pressure system and low pressure evaporator connect.
Further, it is positioned on first pipeline at described charging pump two ends and is separately installed with the first valve and
Two valves, are provided with the first piezometer between described second valve and charging pump.
Further, it is positioned on the second pipe at described booster two ends and is separately installed with the 3rd valve and
Four valves, are also equipped with the second piezometer between described 4th valve and booster.
Compared with prior art, the utility model has the advantage of: this utility model has simple in construction, and
The advantage that simultaneously high-pressure system, medium voltage network and low-pressure system can be carried out the water pressure test.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below by right
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that under,
Accompanying drawing during face describes is only embodiments more of the present utility model, for those of ordinary skill in the art
From the point of view of, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structure chart of existing large-sized station boiler middle-and-high voltage system.
Fig. 2 is the structure chart of medium voltage network in existing large-sized station boiler.
Fig. 3 is the structure chart of existing large-sized station boiler middle low-pressure system.
Fig. 4 is the structural representation of large-sized station boiler water pressure test system of the present utility model.
Fig. 5 is the structure chart of large-sized station boiler water pressure test system middle-and-high voltage system of the present utility model.
Fig. 6 is the structure chart of medium voltage network in large-sized station boiler water pressure test system of the present utility model.
Fig. 7 is the structure chart of large-sized station boiler water pressure test system middle low-pressure system of the present utility model.
Description of reference numerals: 1, sweet-water tank, 2, charging pump, the 3, first valve, the 4, second valve,
5, the first piezometer, the 6, the 3rd valve, 7, booster, the 8, second piezometer, the 9, the 4th valve,
10, high-pressure economizer, 11, high pressure evaporator, 12, middle pressure economizer, 13, low-pressure coal saver, 14,
Middle pressure vaporizer, 15, low pressure evaporator.
Detailed description of the invention
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that this practicality is new
The advantage of type and feature can be easier to be readily appreciated by one skilled in the art, thus to protection of the present utility model
Scope makes apparent clear and definite defining.
In order to reach the purpose of this utility model, the technical solution adopted in the utility model is as follows:
Refering to shown in Fig. 4, a kind of large-sized station boiler water pressure test system that this utility model provides, bag
Include sweet-water tank the 1, first pipeline, charging pump 2, second pipe and booster 7, described first pipeline with
Sweet-water tank 1 connects, and described charging pump 2 is installed on the first pipeline, described first pipeline also with high pressure
The high-pressure economizer 10 of system, the middle pressure economizer 12 of medium voltage network, the low economizer 13 of low-pressure system
Connecting, described second pipe and the first pipeline connect, and described booster 7 is installed on second pipe, institute
State second pipe also with the high pressure evaporator 11 of high-pressure system, the middle pressure economizer 12 of medium voltage network and middle pressure
Vaporizer 14, the low-pressure coal saver 13 of low-pressure system and low pressure evaporator 15 connect.
For the ease of controlling, it is positioned on first pipeline at described charging pump 2 two ends and is separately installed with the first valve
Door 3 and the second valve 4, be provided with the first piezometer 5 between described second valve 4 and charging pump 2.
For the ease of controlling, it is positioned on the second pipe at described booster 7 two ends and is separately installed with the 3rd valve
Door 6 and the 4th valve 9, be also equipped with the second piezometer 8 between described 4th valve 9 and booster 7.
Refering to shown in Fig. 5, the water pressure test system idiographic flow of large-sized station boiler middle-and-high voltage system is:
In order to ensure the one-time success rate of boiler Hydrostatic test, reduce unnecessary waste, in the water pressure test
Before should carry out 0.3MPa pressure decay test to check pipeline and the tightness of equipment.Determine in tightness
Cheng Houxu carries out water flushing to whole temporary system and high, medium and low voltage system, to remove tube wall
Dust, floating rust, to guarantee upper water water quality, and after hydraulic pressure, fully maintenance will not be corroded in managing；Preparing
After having worked, proceed by the water pressure test work of high-pressure system, first whole high-pressure system is passed through
Charging pump two to high-pressure economizer and high pressure evaporator by high-pressure system filling up water, when boiler fills water,
Boiler hydraulic pressure system is the most once leaked and comprehensive inspection of abnormal phenomena, and make a record, find
Problem is rectified and improved in time；After confirming No leakage and abnormal phenomena on inspection, by the large-sized station boiler water pressure test
Code requirement boosted by booster 7, boost process and overvoltage test and other type boilers mistake
Journey does not the most do additionally narration.
Refering to shown in Fig. 6, in large-sized station boiler, the water pressure test system idiographic flow of medium voltage network is:
Medium voltage network pipe flushing, upper water process are consistent with high-pressure system, and difference is middle pressure economizer and system
The operating pressure of middle remainder pipe-line equipment is different, needs to carry out twice water pressure test, by charging pump 7
The water pressure test is carried out with the boosting pipeline being separately mounted on middle pressure economizer, middle pressure vaporizer.
Refering to shown in Fig. 7, the water pressure test system idiographic flow of large-sized station boiler middle low-pressure system with in
The water pressure test of pressure system is identical.
Although being described in conjunction with the accompanying embodiment of the present utility model, but patent owner can be in institute
Various deformation or amendment is made, as long as less than right of the present utility model within the scope of attached claim
Protection domain described by requirement, all should be within protection domain of the present utility model.
Claims (3)
1. a large-sized station boiler water pressure test system, it is characterised in that: include sweet-water tank (1),
First pipeline, charging pump (2), second pipe and booster (7), described first pipeline and demineralized water
Case (1) connect, described charging pump (2) is installed on the first pipeline, described first pipeline also with height
The high-pressure economizer (10) of pressure system, the middle pressure economizer (12) of medium voltage network, low-pressure system low
Economizer (13) connects, and described second pipe and the first pipeline connect, and described booster (7) is installed
On second pipe, described second pipe also with high pressure evaporator (11), the medium voltage network of high-pressure system
Middle pressure economizer (12) and middle pressure vaporizer (14), the low-pressure coal saver (13) of low-pressure system and
Low pressure evaporator (15) connects.
Large-sized station boiler water pressure test system the most according to claim 1, it is characterised in that:
It is positioned on first pipeline at described charging pump (2) two ends and is separately installed with the first valve (3) and second
Valve (4), is provided with the first piezometer (5) between described second valve (4) and charging pump (2).
Large-sized station boiler water pressure test system the most according to claim 1, it is characterised in that:
It is positioned on the second pipe at described booster (7) two ends and is separately installed with the 3rd valve (6) and the 4th
Valve (9), is also equipped with the second piezometer (8) between described 4th valve (9) and booster (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620067354.2U CN205483613U (en) | 2016-01-23 | 2016-01-23 | Large -scale power plant boiler hydrostatic test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620067354.2U CN205483613U (en) | 2016-01-23 | 2016-01-23 | Large -scale power plant boiler hydrostatic test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205483613U true CN205483613U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620067354.2U Active CN205483613U (en) | 2016-01-23 | 2016-01-23 | Large -scale power plant boiler hydrostatic test system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109799142A (en) * | 2018-12-20 | 2019-05-24 | 中广核核电运营有限公司 | Nuclear power station water pressure test loop heating system and circular heating method |
| CN110925185A (en) * | 2019-12-18 | 2020-03-27 | 沈阳鼓风机集团核电泵业有限公司 | Filling type partition plate and method for water pressure test of water feeding pump of high-temperature high-pressure boiler |
| CN115575054A (en) * | 2022-10-19 | 2023-01-06 | 中国电建集团山东电力建设第一工程有限公司 | Interim thermal power station boiler hydrostatic test system |
-
2016
- 2016-01-23 CN CN201620067354.2U patent/CN205483613U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109799142A (en) * | 2018-12-20 | 2019-05-24 | 中广核核电运营有限公司 | Nuclear power station water pressure test loop heating system and circular heating method |
| CN109799142B (en) * | 2018-12-20 | 2021-11-09 | 中广核核电运营有限公司 | Circulating heating system and circulating heating method for nuclear power station hydrostatic test |
| CN110925185A (en) * | 2019-12-18 | 2020-03-27 | 沈阳鼓风机集团核电泵业有限公司 | Filling type partition plate and method for water pressure test of water feeding pump of high-temperature high-pressure boiler |
| CN110925185B (en) * | 2019-12-18 | 2021-06-22 | 沈阳鼓风机集团核电泵业有限公司 | Filling type partition plate and method for water pressure test of water feeding pump of high-temperature high-pressure boiler |
| CN115575054A (en) * | 2022-10-19 | 2023-01-06 | 中国电建集团山东电力建设第一工程有限公司 | Interim thermal power station boiler hydrostatic test system |
| WO2024082961A1 (en) * | 2022-10-19 | 2024-04-25 | 中国电建集团山东电力建设第一工程有限公司 | Temporary thermal power station boiler water pressure test system |
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