CN206932547U - The outer water cooling system of phase modifier - Google Patents
The outer water cooling system of phase modifier Download PDFInfo
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- CN206932547U CN206932547U CN201720884640.2U CN201720884640U CN206932547U CN 206932547 U CN206932547 U CN 206932547U CN 201720884640 U CN201720884640 U CN 201720884640U CN 206932547 U CN206932547 U CN 206932547U
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- water
- phase modifier
- branch road
- major cycle
- electrically operated
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Abstract
The utility model discloses a kind of outer water cooling system of phase modifier, including major cycle path, deionization branch road, voltage stabilizing branch road and moisturizing branch road；The deionization branch road, voltage stabilizing branch road and moisturizing branch circuit parallel connection are on major cycle path；The major cycle path includes main circulation pump, main filter, aerial cooler, closed cooling tower and the outer cold heat exchanger being sequentially communicated by pipeline, the water-in and water-out pipeline of the closed cooling tower is also connected by a short circuit line, it is respectively arranged with the water-in and water-out pipeline of the closed cooling tower into water electrically operated valve, water outlet electrically operated valve, nipple electrically operated valve is set in short circuit line, when nipple electrically operated valve opening, water inlet electrically operated valve and water outlet electrically operated valve are closed, closed cooling tower can be excluded outside major cycle path；The outer cold heat exchanger is used to exchange heat with phase modifier set heat exchange device.The utility model provides a kind of phase modifier outer water cooling system, further to be cooled down to phase modifier set heat exchange device.
Description
Technical field
It the utility model is related to a kind of outer water cooling system of phase modifier.
Background technology
In direct current transmission and distribution field, phase modifier can be as dynamic reactive support, control voltage significantly in HVDC terminals
Skew, can produce substantial amounts of heat in the process, and its cooling problem has had influence on the Performance And Reliability of device, therefore,
Effective radiating mode must be used.
The content of the invention
Technical problem to be solved in the utility model is：A kind of overcome the deficiencies in the prior art, there is provided the outer water of phase modifier
Cooling system, further to be cooled down to phase modifier set heat exchange device.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of outer water cooling system of phase modifier, bag
Include major cycle path, deionization branch road, voltage stabilizing branch road and moisturizing branch road；
The deionization branch road, voltage stabilizing branch road and moisturizing branch circuit parallel connection are on major cycle path；
The major cycle path include be sequentially communicated by pipeline main circulation pump, main filter, aerial cooler, enclosed
Cooling tower and outer cold heat exchanger, the water-in and water-out pipeline of the closed cooling tower are also connected by a short circuit line, and the enclosed is cold
But it is respectively arranged with the water-in and water-out pipeline of tower into water electrically operated valve, water outlet electrically operated valve, nipple electricity is set in short circuit line
Movable valve, when nipple electrically operated valve opening, water inlet electrically operated valve and water outlet electrically operated valve are closed, closed cooling tower can exclude
Outside major cycle path；The outer cold heat exchanger is used to exchange heat with phase modifier set heat exchange device.
Further, heater is also communicated with the major cycle path, the heater is used for major cycle path
Interior cooling water is heated.
Further, the heater includes heating tank, and heating tank is connected in major cycle path, is set on the heating tank
It is equipped with multiple electric heaters.
Further, the outer water cooling system of the phase modifier also includes temperature sensor and controller, when temperature is less than certain
During value, electric heater is opened in controller control, is the cooling water heating in heating tank.
Further, the deionization branch road includes ion-exchanger, and the voltage stabilizing branch road includes nitrogen cylinder and vacuum tank, institute
Nitrogen cylinder is stated on the vacuum tank, the ion-exchanger connected with vacuum tank after with major cycle path in parallel.
Further, the moisturizing branch road includes raw water pump, replenisher tank and the small pump being sequentially connected in series, and the raw water pump is used for
The water filling into replenisher tank, the small pump are used to become owner of the cooling water pump in replenisher tank in peripheral passage.
Further, described small pump is provided with two, two moisturizing parallels connection of pumps.
Further, be also parallel with grug feeding jar and dosing pump in the major cycle path, the grug feeding jar by dosing pump simultaneously
The porch of main circulation pump is associated in, is become owner of spray pump in peripheral passage by dosing pump.
Further, described main circulation pump is provided with two, two main circulation pump parallel connections；The main filter is provided with two
It is individual, two main filter parallel connections.
After employing above-mentioned technical proposal, the utility model has the advantages that：
1) outer cold heat exchanger of the present utility model is used to exchange heat with phase modifier set heat exchange device, and using aerial cooler and
Cooling water in the external cold heat exchanger of closed cooling tower is cooled down；Aerial cooler series connection closed cooling tower of the present utility model
Cooling system the advantages of can taking into account aerial cooler and closed cooling tower each, it is compact-sized, it is cold to take full advantage of air
But the design capacity of device, closed cooling tower, under extreme high temperature in summer environment, leaving water temperature can meet entering for phase modifier unit
Water requirement so that application region of the present utility model is expanded；
2) the outer water cooling system of phase modifier provided by the utility model can provide stable flow, and effectively cooling is outer cold
Heat exchanger so that caused heat is carried out by phase modifier set heat exchange device and outer cold heat exchanger in phase modifier unit running process
Heat exchange, discharge heat so that enter the water temperature stability of phase modifier within setting range so that phase modifier unit safety operation,
And then improve HVDC reliabilities of operation；
3) functions expanding of the invention is strong, can pass through the water inlet motor-driven valve of control system remote control closed cooling tower
Door, water outlet electrically operated valve and nipple electrically operated valve, realize and cooling tower put into operation and winter feelings in the case of summer high temperature
By the remote auto control that closed cooling tower is out of service under condition, it is easy to operation maintenance personnel to operate.
Brief description of the drawings
Fig. 1 is the theory diagram of the outer water cooling system of phase modifier of the present utility model.
Embodiment
In order that content of the present utility model is easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail to the utility model.
As shown in figure 1, a kind of outer water cooling system of phase modifier, including major cycle path, deionization branch road, voltage stabilizing branch road and
Moisturizing branch road；
The deionization branch road, voltage stabilizing branch road and moisturizing branch circuit parallel connection are on major cycle path；
The major cycle path include be sequentially communicated by pipeline main circulation pump 6, main filter 7, aerial cooler 11,
Closed cooling tower 15 and outer cold heat exchanger 17, the water-in and water-out pipeline of the closed cooling tower 15 are also connected by a short circuit line,
It is respectively arranged with the water-in and water-out pipeline of the closed cooling tower 15 into water electrically operated valve 13, water outlet electrically operated valve 14, nipple
Nipple electrically operated valve 12 is set on road, when nipple electrically operated valve 12 opens, intake electrically operated valve 13 and water outlet electrically operated valve
During 14 closing, closed cooling tower 15 can be excluded outside major cycle path；The outer cold heat exchanger 17 is used for and phase modifier unit
Heat exchanger 18 exchanges heat.
When extreme high temperature in summer, when aerial cooler 11 can not meet the heat transfer requirements of phase modifier set heat exchange device, lead to
Cross while tele-control system closes nipple electrically operated valve 12 and open water inlet electrically operated valve 13 and water outlet electrically operated valve 14, will
Closed cooling tower 15 puts into operation, and the heat dissipation capacity for improving system meets the heat transfer requirements of camera set heat exchange device.Work as winter environment
When temperature is relatively low, aerial cooler 11 can now meet the heat transfer requirements of phase modifier set heat exchange device, pass through remote control system
System closes water inlet electrically operated valve 13 and water outlet electrically operated valve 14 while opening nipple electrically operated valve 12, by closed cooling tower 15
Excision operation.Water inlet electrically operated valve 13, water outlet electrically operated valve 14 and nipple electrically operated valve 12 are electrically operated valve, it is possible to achieve
Remote control, it is easy to operation maintenance personnel to be operated.
As shown in figure 1, being also communicated with heater on the major cycle path, the heater is used to lead to major cycle
Cooling water in road is heated.
As shown in figure 1, the heater includes heating tank 4, heating tank 4 is connected in major cycle path, the heating
Multiple electric heaters 19 are provided with tank 4, when winter makes outdoor environment temperature is extremely low, during phase modifier unit no-load running, cooling water
When being down to setting value at a temperature of entering outer cold heat exchanger 17, start electric heater 19, keep the water temperature of cooling water setting value it
On, water temperature is too low in the case of preventing outdoor temperature extremely low causes cooling water to freeze.
As shown in figure 1, the outer water cooling system of the phase modifier also includes temperature sensor and controller, when temperature is less than one
During definite value, electric heater is opened in controller control, is the cooling water heating in heating tank 4.
As shown in figure 1, the deionization branch road includes ion-exchanger 8, the cooling medium of predetermined amount of flow flows through ion friendship
Parallel operation 8, the ion that may be separated out in pipeline is constantly purified, obtains the cooling medium of relatively low conductivity, the voltage stabilizing branch road includes
Nitrogen cylinder 9 and vacuum tank 10, the nitrogen cylinder 9 is arranged on vacuum tank 10, after the ion-exchanger 8 is connected with vacuum tank 10
With major cycle path in parallel, liquid level gauge is provided with vacuum tank 10.
As shown in figure 1, the moisturizing branch road includes raw water pump 1, replenisher tank 2 and the small pump 3 being sequentially connected in series, replenisher tank 2
On be provided with liquid level gauge, the raw water pump 1 is used for the water filling into replenisher tank 2, and the small pump 3 is used for will be cold in replenisher tank 2
But water pump is become owner of in peripheral passage.
As shown in figure 1, described small pump 3 is provided with two, two small pumps 3 are in parallel, and two small pumps 3 one are normal
Use, one standby.
As shown in figure 1, being also parallel with grug feeding jar 5 and dosing pump 20 in the major cycle path, the grug feeding jar 5 is by adding
Teat pipette 20 is connected in parallel on the porch of main circulation pump 6, is become owner of spray pump in peripheral passage by dosing pump 20, to lead to major cycle
Dosing is carried out in road, pH value keeps stable in maintenance system.
As shown in figure 1, described main circulation pump 6 is provided with two, two main circulation pumps 6 are in parallel, two main circulation pumps 6 one
Individual normal use, one standby；The main filter 7 is provided with two, and two main filters 7 are in parallel, two main filters 7 one
Individual normal use, one standby.
As shown in figure 1, described voltage stabilizing branch road is double jar structures, including two vacuum tanks 10 and two nitrogen cylinders 9, it is
1 is standby with 1, and voltage stabilizing branch road full of medium and can completely cut off air in holding system, vacuum tank 10 can buffer cooling medium because
Temperature change and caused Volume Changes, the top of vacuum tank 10 is full of the high pure nitrogen of steady pressure, when cooling medium is (such as cold
But water) because extravasation or temperature change cause volume to become hour, nitrogen is expanded automatically, and cooling medium is pressed into major cycle path
In；When cooling medium causes volume to become big due to temperature change, the automatic exhaust steam valve at the top of vacuum tank 10 discharges nitrogen, with
Keep the constant of system line pressures and be full of medium.
Operation principle of the present utility model is as follows：
It is respectively arranged with into water electrically operated valve 13, goes out on the water-in and water-out pipeline of closed cooling tower 15 in major cycle path
Water power movable valve 14, nipple electrically operated valve 12 is set, and when extreme high temperature in summer, aerial cooler 11 can not in short circuit line
When meeting the heat transfer requirements of phase modifier set heat exchange device 18, while closing nipple electrically operated valve 12 by controller, open
Water inlet electrically operated valve 13 and water outlet electrically operated valve 14, closed cooling tower 15 is put into operation, and the heat dissipation capacity for improving system meets to adjust
The heat transfer requirements of camera set heat exchange device 18.When winter environment temperature is relatively low, aerial cooler 11 can now meet phase modulation
The heat transfer requirements of machine set heat exchange device 18, water inlet electrically operated valve is closed while opening nipple electrically operated valve 12 by controller
13 and water outlet electrically operated valve 14, closed cooling tower 15 is out of service.
Cooling water into the outer temperature of cold heat exchanger 17 drop to setting value when, start electric heater 19, keep cooling water
Water temperature on setting value, in the case of preventing outdoor temperature extremely low water temperature it is too low cause freeze；It is in parallel on major cycle path
Deionization branch road, ion-exchanger 8 constantly purify the ion that may be separated out in pipeline, obtain the cooling medium of relatively low conductivity；
Nitrogen stabilization pressure system includes vacuum tank 10 and nitrogen cylinder 9, can keep the constant of pressure in major cycle path and be full of medium；Add
Medicine system is made up of dosing pump 20 and grug feeding jar 5, is connected at the entrance pipe of main circulation pump 6, can be into major cycle path
Dosing is carried out, pH value keeps stable in maintenance system；Raw water pump 1 in moisturizing branch road is used for the water filling into replenisher tank 2, the benefit
Water pump 3 is used to become owner of the cooling water pump in replenisher tank 2 in peripheral passage.
Particular embodiments described above, technical problem, technical scheme and the beneficial effect solved to the utility model are entered
Further description is gone, should be understood that and the foregoing is only specific embodiment of the utility model, and do not have to
In limitation the utility model, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements done
Deng should be included within the scope of protection of the utility model.
Claims (9)
- A kind of 1. outer water cooling system of phase modifier, it is characterised in that：Including major cycle path, deionization branch road, voltage stabilizing branch road and Moisturizing branch road；The deionization branch road, voltage stabilizing branch road and moisturizing branch circuit parallel connection are on major cycle path；The major cycle path includes main circulation pump (6), main filter (7), the aerial cooler being sequentially communicated by pipeline (11), closed cooling tower (15) and outer cold heat exchanger (17), the water-in and water-out pipeline of the closed cooling tower (15) are also short by one Pipeline communication is connect, is respectively arranged with the water-in and water-out pipeline of the closed cooling tower (15) into water electrically operated valve (13), goes out water power Movable valve (14), nipple electrically operated valve (12) is set, when nipple electrically operated valve (12) opens, it is electronic to intake in short circuit line When valve (13) and water outlet electrically operated valve (14) are closed, closed cooling tower (15) can be excluded outside major cycle path；It is described outer Cold heat exchanger (17) is used to exchange heat with phase modifier set heat exchange device (18).
- 2. the outer water cooling system of phase modifier according to claim 1, it is characterised in that：Also connected on the major cycle path There is heater, the heater is used to heat the cooling water in major cycle path.
- 3. the outer water cooling system of phase modifier according to claim 2, it is characterised in that：The heater includes heating tank (4), heating tank (4) is connected in major cycle path, and multiple electric heaters (19) are provided with the heating tank (4).
- 4. the outer water cooling system of phase modifier according to claim 3, it is characterised in that：The outer water cooling system of the phase modifier Also include temperature sensor and controller, when temperature is less than certain value, electric heater (19) is opened in controller control, for heating Cooling water heating in tank (4).
- 5. the outer water cooling system of phase modifier according to claim 1, it is characterised in that：The deionization branch road includes ion Exchanger (8), the voltage stabilizing branch road include nitrogen cylinder (9) and vacuum tank (10), and the nitrogen cylinder (9) is arranged on vacuum tank (10) On, the ion-exchanger (8) connected with vacuum tank (10) after with major cycle path in parallel.
- 6. the outer water cooling system of phase modifier according to claim 1, it is characterised in that：The moisturizing branch road includes going here and there successively Raw water pump (1), replenisher tank (2) and the small pump (3) of connection, the raw water pump (1) are used for the water filling into replenisher tank (2), the benefit Water pump (3) is used to become owner of the cooling water pump in replenisher tank 2 in peripheral passage.
- 7. the outer water cooling system of phase modifier according to claim 6, it is characterised in that：Described small pump (3) is provided with Two, two small pumps (3) are in parallel.
- 8. the outer water cooling system of phase modifier according to claim 1, it is characterised in that：Also parallel connection in the major cycle path There are grug feeding jar (5) and dosing pump (20), the grug feeding jar (5) is connected in parallel on the porch of main circulation pump (6) by dosing pump (20), Spray pump is become owner of in peripheral passage by dosing pump (20).
- 9. the outer water cooling system of phase modifier according to claim 1, it is characterised in that：Described main circulation pump (6) is set There are two, two main circulation pumps (6) are in parallel；The main filter (7) is provided with two, and two main filters (7) are in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720884640.2U CN206932547U (en) | 2017-07-20 | 2017-07-20 | The outer water cooling system of phase modifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720884640.2U CN206932547U (en) | 2017-07-20 | 2017-07-20 | The outer water cooling system of phase modifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206932547U true CN206932547U (en) | 2018-01-26 |
Family
ID=61355228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720884640.2U Active CN206932547U (en) | 2017-07-20 | 2017-07-20 | The outer water cooling system of phase modifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206932547U (en) |
-
2017
- 2017-07-20 CN CN201720884640.2U patent/CN206932547U/en active Active
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