CN209586582U - A kind of integrated valve group of turbine-generator units brake system - Google Patents
A kind of integrated valve group of turbine-generator units brake system Download PDFInfo
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- CN209586582U CN209586582U CN201920348452.7U CN201920348452U CN209586582U CN 209586582 U CN209586582 U CN 209586582U CN 201920348452 U CN201920348452 U CN 201920348452U CN 209586582 U CN209586582 U CN 209586582U
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- port
- valve
- turbine
- generator units
- brake system
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- 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
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Abstract
The utility model discloses a kind of turbine-generator units brake systems to integrate valve group, is automatically brought into operation: valve D is placed in " automatic " position, and valve E is placed in " automatic " position, is in automatic control state；When valve C coil 02 charges, gas source is vented the aerating of air lock brake chamber, air lock involution chamber, realizes brake；When valve C coil 01 charges, gas source and the aerating of air lock involution chamber, air lock brake chamber are vented, and realize air lock involution；When valve C coil 01 and coil 02 are not charged, which is in middle position, and gas source P is truncated, and the brake chamber and involution chamber of air lock are in exhaust condition；Manual operation: being placed in " manual " position for valve D, realization unit hand-operated brake when valve E is to " braking " position；Valve E to " involution " position realize the involution of unit air lock.The automatic and manual control mode of turbine-generator units braking, involution can be achieved by cutting the switching of manual switching valve in the utility model.
Description
Technical field
The utility model relates to pile-up valve technical group field, in particular to a kind of turbine-generator units brake system collection
At valve group.
Background technique
Currently, most of Hydropower Plant braking control system, using pipeline, manual ball valve and independent air solenoid valve
Connection composition realizes water wheels using stainless steel tube or copper pipe connection by two two-bit triplet solenoid valves and 12 manual ball valves
The hand automatic brake control of generator.
The control of turbine-generator units braking system using aforesaid way due to being realized, hand automatically switching operation complex steps,
And pipe joint is more, whole system easily leaks, and may cause unit braking failure when leaking serious, after causing seriously
Fruit；Since installation complicated integral structure causes difficulty to power station repair and maintenance.
Summary of the invention
The purpose of this utility model is that: a kind of integrated valve group of turbine-generator units brake system is provided, is passed through
The automatic and manual control mode of turbine-generator units braking, involution, overall structure letter can be achieved in the switching of manual switching valve
It is single, operating method is optimized, easy for installation, maintenance is simple, reliable in action, and perfect in shape and function is versatile.
The technical solution adopted in the utility model is as follows:
A kind of integrated valve group of turbine-generator units brake system, including valve C, valve D and valve E and A, B, P
With tetra- ports T, it is characterised in that: the valve C includes five ports C1, C2, C3, C4 and C5, the valve D include D1,
Tetra- ports D2, D3 and D4, the valve E include tetra- ports E1, E2, E3 and E4；One end of the port P connects gas source,
Other end connectivity port C4 and port E1；One end of the port T connects exhaust, other end connectivity port C3, port C5 and end
Mouth E2；One end of the port B connects involution chamber, other end connectivity port D4；One end of the port A connects brake chamber, separately
One end connectivity port E4；The port C2 is connect with the port D1, and the port C1 is connect with the port D2；The port
D3 is connect with the port E4, and the port E3 is connect with the port B；When needing to automatically control operation, by the valve D
Port D1 and port D3 connect, port D2 and port D4 are connected, while the valve E disconnects, as the port P, port
When C4, port C2, port D1, port D3 and port A are in turn switched on, the port B and port T-phase are logical, realize brake；When
When the port P, port C4, port C1, port D2, port D4 and port B are in turn switched on, the port A and port T-phase are logical,
Realize involution；When the valve C is in middle position, the port T is communicated with the port A and port B, in exhaust shape
State；When needing to manually control, the valve D is disconnected, the port E1 of the valve E is connected with port E4, port E2 and
Port E3 is connected, and when the port P, port E1, port E4 and port A are sequentially communicated, the port B and port T-phase are logical, real
Existing hand-operated brake braking；The port E1 of the valve E is connected with port E3, port E is connected with port E4, when the port P,
When port E1, port E3 and port B are sequentially communicated, the port A and port T-phase are logical, realize hand resetting.
Further, the valve C uses air solenoid valve, includes coil 01 and coil 02, the valve D and valve
E uses manual switching valve.
Further, the valve C is 3 position-5 way valve, and the valve D is two position and four-way reversing valves, the valve
E is three position four-way directional control valve.
Further, the valve C, valve D and valve E are mounted on integrated valve block, and the integrated valve block and unit are stopped
The connection of vehicle braking system.
It further, further include monitoring device.
Further, the monitoring device includes bleed pressure table, upper cavity pressure table, cavity of resorption pressure gauge.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1. a kind of turbine-generator units brake system integrates valve group, water wheels can be achieved by the switching of manual switching valve
The automatic and manual control mode of generating set braking, involution, overall structure is simple, optimizes operating method, easy for installation,
Maintenance is simple, reliable in action, and perfect in shape and function is versatile.
Detailed description of the invention
The utility model will illustrate by example and with reference to the appended drawing, in which:
Fig. 1 is a kind of integrated valve group schematic diagram of gas circuit of turbine-generator units brake system；
Fig. 2 is the external structure top view of the utility model；
Fig. 3 is the external structure side view of the utility model；
Fig. 4 is the external structure main view of the utility model；
In figure, 1- valve C, 2- valve D, 3- valve E, 4- integrated valve block, 5- port, 6- involution mouth, 7- brake port, 8-
Exhaust outlet.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It elaborates below with reference to Fig. 1 to the utility model.
Embodiment 1
As shown in Figure 1, a kind of turbine-generator units brake system integrates valve group, including valve C, valve D and valve
Tetra- ports E and A, B, P and T, it is characterised in that: the valve C includes five ports C1, C2, C3, C4 and C5, the valve
Door D includes tetra- ports D1, D2, D3 and D4, and the valve E includes tetra- ports E1, E2, E3 and E4；One end of the port P
Connect gas source, other end connectivity port C4 and port E1；One end of the port T connects exhaust, other end connectivity port C3, end
Mouth C5 and port E2；One end of the port B connects involution chamber, other end connectivity port D4；One end of the port A connects system
Dynamic chamber, other end connectivity port E4；The port C2 is connect with the port D1, and the port C1 is connect with the port D2；
The port D3 is connect with the port E4, and the port E3 is connect with the port B；It, will when needing to automatically control operation
The port D1 and port D3 of the valve D is connected, and port D2 and port D4 are connected, while the valve E disconnects, when the end
When mouth P, port C4, port C2, port D1, port D3 and port A are in turn switched on, the port B and port T-phase are logical, realize and stop
Vehicle braking；When the port P, port C4, port C1, port D2, port D4 and port B are in turn switched on, the port A and end
Mouth T-phase is logical, realizes involution；When the valve C is in middle position, the port T is communicated with the port A and port B, is in
Exhaust condition；When needing to manually control, the valve D is disconnected, the port E1 of the valve E is connected with port E4, end
Mouth E2 is connected with port E3, when the port P, port E1, port E4 and port A are sequentially communicated, the port B and port T
It communicates, realizes hand-operated brake braking；The port E1 of the valve E is connected with port E3, port E is connected with port E4, works as institute
When stating port P, port E1, port E3 and port B and being sequentially communicated, the port A and port T-phase are logical, realize hand resetting.
Existing braking method, hand automatically switching operation complex steps, and pipe joint is more, whole system is easily let out
Leakage may cause unit braking failure, cause serious consequence when leaking serious；Since installation complicated integral structure overhauls power station
Maintenance causes difficulty.The operating method of the utility model are as follows:
Automatically control operation:
Valve D is placed in " automatic " position, while valve E is placed in " automatic " position, this valve group is just in automatic control
Mode.
When valve C coil 02 charge, gas source to air lock brake chamber aerating (P is communicated with A), air lock involution chamber exhaust (B and
T-phase is logical), realize unit brake；
When the coil 01 of valve C charges, gas source and air lock involution chamber aerating (P is communicated with B), air lock brake chamber be vented (A and
T-phase is logical), realize air lock involution；
When the coil 01 and coil 02 of valve C are not charged, which is in middle position, and P mouthfuls of gas source are truncated, the braking of air lock
Chamber is in exhaust condition with involution chamber (T is communicated with A, B simultaneously).
Manual control operation:
Valve D is first placed in " manual " position, when switch valve E handle to " braking " position, this valve group realizes unit hand
Dynamic brake (P is communicated with A, T is communicated with B)；This valve group realizes the involution of unit air lock ((P and B when switch valve E is to " involution " position
It communicates, T is communicated with A).
As a result, the utility model by manual switching valve switching can be achieved turbine-generator units braking, involution it is automatic
And manual control mode, overall structure is simple, optimizes operating method, and easy for installation, maintenance is simple, reliable in action, function
It is perfect, it is versatile.
Embodiment 2
As shown in Fig. 2, the present embodiment difference from example 1 is that, the valve C, valve D and valve E installation
On integrated valve block, the integrated valve block is connect with unit brake system.Wherein, the side of integrated valve block 4 is provided with gas
Source mouthful 5, front setting are disposed with involution mouth 6, brake port 7, exhaust outlet 8；Gas source is connect outside port, outside involution mouth 6
Involution chamber is connected, 7 external connection brake chamber of brake port, run in outside exhaust outlet 8 gas.
The above, only preferred embodiments of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art, can be without creative labor in the technical scope disclosed by the utility model
The dynamic change or replacement expected, should be covered within the scope of the utility model.Therefore, the protection model of the utility model
Enclosing be determined by the scope of protection defined in the claims.
Claims (6)
1. a kind of turbine-generator units brake system integrates valve group, including valve C, valve D and valve E and A, B, P and
Tetra- ports T, it is characterised in that: the valve C includes five ports C1, C2, C3, C4 and C5, the valve D include D1, D2,
Tetra- ports D3 and D4, the valve E include tetra- ports E1, E2, E3 and E4；One end of the port P connects gas source, another
Hold connectivity port C4 and port E1；One end of the port T connects exhaust, other end connectivity port C3, port C5 and port E2；
One end of the port B connects involution chamber, other end connectivity port D4；One end of the port A connects brake chamber, and the other end connects
Meet port E4；The port C2 is connect with the port D1, and the port C1 is connect with the port D2；The port D3 and institute
Port E4 connection is stated, the port E3 is connect with the port B；When needing to automatically control operation, by the port of the valve D
D1 and port D3 is connected, and port D2 and port D4 are connected, while the valve E disconnects, as the port P, port C4, port
When C2, port D1, port D3 and port A are in turn switched on, the port B and port T-phase are logical, realize brake；When the end
When mouth P, port C4, port C1, port D2, port D4 and port B are in turn switched on, the port A and port T-phase are logical, realize multiple
Return；When the valve C is in middle position, the port T is communicated with the port A and port B, is in exhaust condition；When need
When manually controlling, the valve D is disconnected, the port E1 of the valve E is connected with port E4, and port E2 and port E3 connect
Logical, when the port P, port E1, port E4 and port A are sequentially communicated, the port B and port T-phase are logical, realize and stop manually
Vehicle braking；The port E1 of the valve E is connected with port E3, port E is connected with port E4, when the port P, port E1,
When port E3 and port B are sequentially communicated, the port A and port T-phase are logical, realize hand resetting.
2. a kind of turbine-generator units brake system according to claim 1 integrates valve group, it is characterised in that: described
Valve C uses air solenoid valve, includes coil 01 and coil 02, and the valve D and valve E use manual switching valve.
3. a kind of turbine-generator units brake system according to claim 1 integrates valve group, it is characterised in that: described
Valve C is 3 position-5 way valve, and the valve D is two position and four-way reversing valves, and the valve E is three position four-way directional control valve.
4. a kind of turbine-generator units brake system according to claim 1 integrates valve group, it is characterised in that: described
Valve C, valve D and valve E are mounted on integrated valve block, and the integrated valve block is connect with unit brake system.
5. a kind of turbine-generator units brake system according to claim 1 integrates valve group, it is characterised in that: also wrap
Include monitoring device.
6. a kind of turbine-generator units brake system according to claim 5 integrates valve group, it is characterised in that: described
Monitoring device includes bleed pressure table, upper cavity pressure table, cavity of resorption pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920348452.7U CN209586582U (en) | 2019-03-19 | 2019-03-19 | A kind of integrated valve group of turbine-generator units brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920348452.7U CN209586582U (en) | 2019-03-19 | 2019-03-19 | A kind of integrated valve group of turbine-generator units brake system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209586582U true CN209586582U (en) | 2019-11-05 |
Family
ID=68374405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920348452.7U Active CN209586582U (en) | 2019-03-19 | 2019-03-19 | A kind of integrated valve group of turbine-generator units brake system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209586582U (en) |
-
2019
- 2019-03-19 CN CN201920348452.7U patent/CN209586582U/en active Active
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