CN209586703U - High-power resilience double drive resilience water circulating pump unit - Google Patents
High-power resilience double drive resilience water circulating pump unit Download PDFInfo
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- CN209586703U CN209586703U CN201920226326.4U CN201920226326U CN209586703U CN 209586703 U CN209586703 U CN 209586703U CN 201920226326 U CN201920226326 U CN 201920226326U CN 209586703 U CN209586703 U CN 209586703U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 124
- 230000008878 coupling Effects 0.000 claims abstract description 15
- 238000010168 coupling process Methods 0.000 claims abstract description 15
- 238000005859 coupling reaction Methods 0.000 claims abstract description 15
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 3
- 150000002910 rare earth metals Chemical class 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 abstract description 14
- 238000005265 energy consumption Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- SYHGEUNFJIGTRX-UHFFFAOYSA-N methylenedioxypyrovalerone Chemical compound C=1C=C2OCOC2=CC=1C(=O)C(CCC)N1CCCC1 SYHGEUNFJIGTRX-UHFFFAOYSA-N 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model relates to a kind of high-power resilience double drive resilience water circulating pump units.Including motor, water circulating pump, hydraulic turbine unit, motor and hydraulic turbine unit are arranged with shafting at water circulating pump both ends；It further include air clutch, gearbox, motor is connected by one end of primary diaphragm shaft coupling and water circulating pump, the other end of water circulating pump passes through the output axis connection of air clutch and gearbox, and the input shaft of gearbox passes through the output axis connection of secondary diaphragm shaft coupling and hydraulic turbine unit.The utility model both can export recirculated water return water overbottom pressure energy with the high-power recirculated water pump group itself of safe retrieving, the Steam Turbine Driven recirculated water pump group return water overbottom pressure energy of paired running can be also recycled simultaneously, the resilience power limit that former double drive resilience circulation pump assembly is subject to by revolving speed and the mono-directional overrun shaft coupling nominal torque limit is overcome, circulation water conveying system whole return water remaining energy closed loop recycling when steam turbine drives circulation pump group operation can be met and recycled.
Description
Technical field
The utility model relates to the process energy recycle device in industrial cycle water conveying system field, specifically a kind of big function
Rate resilience double drive resilience water circulating pump unit.
Background technique
Powerful recirculated water conveys pump group, is that Modern Coal-based Chemical and the large and medium-sized Circulating Water Field circulation of petrochemical enterprise supply
The main energy consumption equipment of water key equipment and coal chemical industry and petrochemical enterprise.In order to improve efficiency of energy utilization and recycling
Chemical process device is more than needed or the heat of attached producing steam, many to create large and medium-sized circulation water station and operating circulating water station passes through skill
Change, usually all be provided with the high-power water circulating pump of Steam Turbine Driven in varying numbers, replace section motor drive water circulating pump with
Remaining electricity drives water circulating pump sets in parallel operation, can increase substantially efficiency and save power consumption.
Industrial flow apparatus for energy recovery is the energy saving environmental protection product that country widelys popularize.
It is that coal chemical industry enterprises improve efficiency and recycling industry currently, directly driving water circulating pump using producing steam more than needed, attached
The important measure of process energy.Applicants have developed " a kind of mono-directional overrun diaphragm coupling (patent No.:
201520427949.x) " and " a kind of double drive resilience water circulating pump unit (patent No.: 201520427950.2) ", is applied
A kind of " return water remaining energy closed loop recycling circulation water conveying system (patent No.: in 201520427951.7) ", using " return water overbottom pressure
(patent No.: 201510343884.5) " running, and follows for closed loop recycling for energy closed loop recycling circulation water conveying system and operation method
Ring water pump group exports recirculated water return water overbottom pressure energy.
It should " (patent No.: 201520427950.2) " practical application be in single pump group for a kind of double drive resilience water circulating pump unit
When in the circulation within 50 meters of lift, flow 10000m3/h or so, shaft power about 1600kw, necessary electromotor 1800kw,
Using one or several above-mentioned double drive resilience water circulating pump parallel machine operation, every can individually recycle the unit water completely
The return water overbottom pressure energy (within resilience power normally about 650kw) of pump output recirculated water, using following for above-mentioned series of patents technology
Ring water conveying system achieves 50% or so energy conservation and consumption reduction effects.
But as large-scale circulation list pump metered flow increases to 13000m3/h or so (50-55 meters of lift),
Pump shaft power increases to 1600-1800kw, after necessary electromotor 2000-2300kw or so, using a kind of above-mentioned " double drive resilience
(patent No.: 201520427950.2) " running water circulating pump unit, and single pump output recirculated water return water overbottom pressure energy can be usually reached
650-900kw；Especially large-scale circulation be provided with parallel running vapour drive water circulating pump after, while completely recycling on
The return water overbottom pressure energy that vapour drives water circulating pump is stated, the overbottom pressure energy of double drive resilience water circulating pump unit recycling reaches as high as 1600
Kilowatt or more.In order to recycle the return water overbottom pressure energy that above-mentioned vapour drives water circulating pump completely simultaneously, according to return water low water head big flow
Characteristic needs the specified running speed by the resilience hydraulic turbine unit of above-mentioned double drive resilience water circulating pump unit to be designed as low
In the specified running speed of water circulating pump, return water remaining energy recycling ability is designed as 1-2 times of the double drive water pump metered flow
Even 2 times or more.
Under this design conditions, the specified running speed of one side resilience hydraulic turbine unit is usually less than water pump operation and turns
Mostly there is slip in speed, cannot be run by automatic freewheel clutch or air clutch direct connection.On the other hand, such flood tide
If overbottom pressure energy still through above-mentioned " a kind of membrane surmount shaft coupling (patent No.: 201520427949.x) " transmitting
To a kind of " double drive resilience water circulating pump unit (patent No.: above-mentioned unidirectional in water pump input shaft 201520427950.2) "
Diaphragm freewheel clutch operation torque when transmitting 900kw shaft power reaches 14300Nm or more, in transmitting 16000kw shaft power
When, operation torque is more up to 25000Nm or more, general freewheel clutch nominal torque of the torque far beyond 8000-10000Nm
The scope of application upper limit, therefore freewheel clutch function also limits high-power recirculated water conveying pump group and parallel running steam turbine drives
The closed loop of water circulating pump return water overbottom pressure energy is recycled and is recycled.
It is arranged side by side in order to drive the isolated operation of recirculated water pump group in high-power electricity or drive high-power water circulating pump with steam turbine
Recirculated water return water overbottom pressure energy is exported when recycling vapour drives pump group operation completely when operation, recirculated water pump group and double drive are driven according to vapour
The characteristics of resilience water circulating pump parallel machine operation, it is necessary to a kind of double drive resilience water circulating pump unit (patent No.:
201520427950.2) it on the basis of, develops a kind of in high-power recirculated water pump group itself the output recirculated water return water overbottom pressure of recycling
When energy, while the high-power resilience double drive for recycling the Steam Turbine Driven recirculated water pump group return water overbottom pressure energy of paired running is returned
It can water circulating pump unit.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of high-power resilience double drive resilience water circulating pump unit,
It can recycle high-power double drive resilience water circulating pump itself and parallel running vapour completely simultaneously to establish and drive more than water circulating pump return water
The return water remaining energy closed loop recycling circulation water conveying system of pressure energy amount, meets large-scale circulation water conveying system and circulation is greatly lowered
The requirement of water conveying energy consumption.
The utility model solve its technical problem the technical solution adopted is that:
A kind of high-power resilience double drive resilience water circulating pump unit, including motor, water circulating pump, hydraulic turbine machine
The both ends of water circulating pump are arranged in shafting for group, motor and hydraulic turbine unit；It further include air clutch, gearbox, electricity
Motivation is connected by one end of primary diaphragm shaft coupling and water circulating pump, and the other end of water circulating pump by air clutch and becomes
The output axis connection of fast case, the input shaft of gearbox pass through the output axis connection of secondary diaphragm shaft coupling and hydraulic turbine unit.
The utility model by adopting the above technical scheme, compared with prior art, beneficial effect is:
The utility model can drive water circulating pump parallel running with vapour in large-scale circulation, both can be big with safe retrieving
Power cycle water pump group itself exports recirculated water return water overbottom pressure energy, can also recycle the Steam Turbine Driven circulation of paired running simultaneously
Water pump group return water overbottom pressure energy overcomes former double drive resilience circulation pump assembly because of revolving speed and mono-directional overrun shaft coupling nominal torque
The resilience power limit that the limit is subject to can meet when steam turbine drives circulation pump group operation and recycle water conveying system whole return water overbottom pressure
Energy closed loop is recycled and is recycled, and realize reduces circulation conveying energy consumption by a larger margin, for large size circulation use
Return water remaining energy closed loop recovery technology is greatly lowered energy consumption and provides a kind of possibility.
Further, the utility model preferred embodiment is:
Motor is high pressure rare-earth permanent-magnet synchronous motor.
Water circulating pump is boiled water pump in single-stage double-suction Double shaft-extension,
Hydraulic turbine unit is Francis turbine.
Air clutch is radial friction formula air clutch.
The equidirectional rotation of the input shaft and output shaft of gearbox or opposite direction rotate, and input shaft rotating speed is less than or equal to output
Axis revolving speed, output axis center are compressed air channel, and one end is connect with air clutch air inlet, and the other end passes through rotatory sealing
With compressed air air circuit connection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
In figure: 1- motor；2- water circulating pump；3- gearbox；4- hydraulic turbine unit；5- primary diaphragm shaft coupling；6-
Air clutch；7- secondary diaphragm shaft coupling.
Specific embodiment
With reference to embodiments and the utility model is described in detail in attached drawing.
Referring to Fig. 1, a kind of high-power resilience double drive resilience water circulating pump unit, water circulating pump 2 uses single-stage double-suction
Boiled water pumps in Double shaft-extension, and motor 1 uses high pressure rare-earth permanent-magnet synchronous motor, and hydraulic turbine unit 4 is Francis turbine
Group；Motor 1 is connect by primary diaphragm shaft coupling 5 with one end of water circulating pump 2, and the other end of water circulating pump 2 passes through pneumatic tyre
The input shaft of the output axis connection of clutch 6 and gearbox 3, gearbox 3 passes through secondary diaphragm shaft coupling 7 and hydraulic turbine unit
4 output axis connection.
Gearbox 3 is the speed-increasing transmission of input shaft and the equidirectional rotation of output shaft, and input shaft rotating speed is less than or equal to defeated
Shaft revolving speed, output axis center are compressed air channel, and one end is connect with air clutch air inlet, and the other end is close by rotating
Envelope and compressed air air circuit connection；Air clutch 6 is radial friction formula air clutch.
Primary diaphragm shaft coupling 5 in the present embodiment can also be substituted by radial friction formula air clutch.
In above-mentioned high-power resilience double drive resilience water circulating pump unit, the slow-speed of revolution, the hydraulic turbine unit 4 of large torque are logical
Cross gearbox 3 and air clutch 6 and high-revolving water circulating pump 2 and its same shafting installation of drive motor 1, hydraulic turbine machine
Group 4 converts rotating mechanical energy, gearbox 3 and air clutch 6 for powerful return water overbottom pressure for recirculated water return water remaining energy
1 shafting of water circulating pump 2 and its drive motor can be directly inputted, motor load is reduced, reduces motor operating current, to realize
It is energy-saving to recycle pump group.6 energy transmitting large torque (high-power) resilience power of gearbox 3 and air clutch, both may be implemented
Recirculated water conveying pump group is opened in a conventional mode, stops and is run, and can also realize that stable recycling is circulation high-power time large and medium-sized
Water overbottom pressure energy, return water remaining energy recovery efficiency is high, and circulation function does not subtract, and safety margin does not subtract, and realizes ultrahigh energy efficiency
Energy-saving run is the energy-saving ideal unit of circulation.
Above embodiments are only to illustrate the technical solution of the utility model, rather than to the limit of scope of protection of the utility model
System, although being explained in detail referring to the present embodiment to the utility model, it will be understood by those of skill in the art that can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the essence and model of technical solutions of the utility model
It encloses.
Claims (6)
1. a kind of high-power resilience double drive resilience water circulating pump unit, including motor (1), water circulating pump (2), hydraulic turbine
Unit (4), motor (1) and hydraulic turbine unit (4) are arranged with shafting at the both ends of water circulating pump (2), it is characterised in that: also
Including air clutch (6), gearbox (3), motor (1) passes through one end of primary diaphragm shaft coupling (5) and water circulating pump (2)
Connection, the other end of water circulating pump (2) pass through the output axis connection of air clutch (6) and gearbox (3), gearbox (3)
Input shaft passes through the output axis connection of secondary diaphragm shaft coupling (7) and hydraulic turbine unit (4).
2. high-power resilience double drive resilience water circulating pump unit according to claim 1, it is characterised in that: motor
It (1) is high pressure rare-earth permanent-magnet synchronous motor.
3. high-power resilience double drive resilience water circulating pump unit according to claim 1, it is characterised in that: water circulating pump
It (2) is boiled water pump in single-stage double-suction Double shaft-extension.
4. high-power resilience double drive resilience water circulating pump unit according to claim 1, it is characterised in that: hydraulic turbine
Unit (4) is Francis turbine.
5. high-power resilience double drive resilience water circulating pump unit according to claim 1, it is characterised in that: pneumatic tyre clutch
Device (6) is radial friction formula air clutch.
6. high-power resilience double drive resilience water circulating pump unit according to claim 1, it is characterised in that: gearbox
(3) the equidirectional rotation of input shaft and output shaft or opposite direction rotate, and input shaft rotating speed is less than or equal to output shaft revolving speed, output
Axis center is compressed air channel, and one end is connect with air clutch air inlet, and the other end passes through rotatory sealing and compressed air
Air circuit connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920226326.4U CN209586703U (en) | 2019-02-23 | 2019-02-23 | High-power resilience double drive resilience water circulating pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920226326.4U CN209586703U (en) | 2019-02-23 | 2019-02-23 | High-power resilience double drive resilience water circulating pump unit |
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| Publication Number | Publication Date |
|---|---|
| CN209586703U true CN209586703U (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920226326.4U Active CN209586703U (en) | 2019-02-23 | 2019-02-23 | High-power resilience double drive resilience water circulating pump unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723653A (en) * | 2019-02-23 | 2019-05-07 | 唐山瓦特合同能源管理有限公司 | High-power regenerative dual-drive regenerative circulating water pump unit |
-
2019
- 2019-02-23 CN CN201920226326.4U patent/CN209586703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723653A (en) * | 2019-02-23 | 2019-05-07 | 唐山瓦特合同能源管理有限公司 | High-power regenerative dual-drive regenerative circulating water pump unit |
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