CN208831045U - Screw expander, helical-lobe compressor, motor integrated system - Google Patents
Screw expander, helical-lobe compressor, motor integrated system Download PDFInfo
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- CN208831045U CN208831045U CN201820071196.7U CN201820071196U CN208831045U CN 208831045 U CN208831045 U CN 208831045U CN 201820071196 U CN201820071196 U CN 201820071196U CN 208831045 U CN208831045 U CN 208831045U
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- motor
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- helical
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- 238000002347 injection Methods 0.000 claims abstract description 23
- 239000007924 injection Substances 0.000 claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 239000002828 fuel tank Substances 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 43
- 239000010687 lubricating oil Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 230000010354 integration Effects 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 moisture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011555 saturated liquid Substances 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model relates to the screw compressor systems with ORC, specially a kind of screw expander, helical-lobe compressor, the integrated system of motor, it simplifies expander system pipeline and compressor, connection between motor expanding machine, improve electric efficiency, it includes integrated shell, exhaust end base of oil injection threaded bolt expanding machine and motor are provided in the integrated shell, the exhaust end base of oil injection threaded bolt expanding machine includes screw rotor, the screw rotor lower end is provided with fuel tank, upper end is provided with oil eliminator, expansion sender property outlet is offered on the integrated shell of the oil eliminator upper end, the screw rotor side is provided with oil pump, expansion working medium entrances are offered on the integrated shell, the screw rotor other side connects the motor side, the motor other side connecting screw compressor, cooling working medium is offered on the integrated shell Entrance and cooling sender property outlet.
Description
Technical field
The utility model relates to the screw compressor system with ORC, specially a kind of screw expander, helical-lobe compressor,
The integrated system of motor.
Background technique
For the cooler of exhaust end base of oil injection threaded bolt expanding machine based on air-cooled, workflow is as shown in Figure 1.Gas by filter,
After intake valve, into helical-lobe compressor, compressor is (cold by gas and lubricating oil under the driving of power (generally motor)
But agent) mixing, and force be expelled to check valve, enter oil eliminator later, in this course gas mixture pressure and
Pressure is continuously improved, until rated value (temperature is generally 85 DEG C or so).The gas separated passes through minimum pressure valve, enters
Air cooling supplies client by separator later.And the lubricating oil separated, under the action of system pressure difference, by thermostatic valve
Distribution portion lubricating oil enters cooler cooling, mixes (temperature is generally at 55 DEG C or so after mixing) with remaining hot oil later,
It is again introduced into working cycles by filter, oil cut-off valve into compressor.
And the cooler of oil free screw compressor, based on water cooling, workflow is as shown in Figure 2.Gas is by filtering
After device, intake valve, into level-one helical-lobe compressor, compressor constantly promotes gas under the driving of power (generally motor)
The pressure and temperature of body, until reaching rated value (temperature is generally 150 DEG C or so), then high-temperature gas passes through intercooler
Cool down (temperature is typically reduced to 55 DEG C or so), and removed water by separator, subsequently enters second level helical-lobe compressor, pressed again
Contracting, pressure and temperature get a promotion (temperature is generally 150 DEG C or so) again, and Gas Cooler cooling is passed through after high-temperature gas
(temperature is typically reduced to 40 DEG C or so), separator water removal, is finally fed client.Driving cog is used in oil free screw compressor
It takes turns, the lubricating oil of bearing lubrication, it is general individually cooling.
ORC(is Organic Rankine Cycle abbreviation, commonly referred to as Organic Rankine Cycle or organic rankine cycle)
System is as shown in Figure 3, Figure 4 comprising screw expander, condenser, working medium pump, preheater, evaporator, superheater are constituted, and are had
Machine working medium is according to 1 high temperature and pressure overheated gas, 2 low temperature low pressure gas, 3 low-temp low-pressure saturated gas, 4 low-temp low-pressure saturated solutions
Body, 5 low-temp low-pressure subcooled liquids, 6 cryogenic high pressure subcooled liquids, 7 high temperature and pressure saturated liquids, 8 high temperature and pressure saturated gas
Cycle operation in proper order, wherein 1 to 2 realize in screw expander, 2 to 3,3 to 4 and 4 to 5 realize within the condenser, 5 to 6
It is realized in working medium pump, 6 to 7 realize in preheater, and 7 to 8 realize in evaporator, and 8 to 1 realizes in the superheater.
Screw compressor system with ORC, it can be understood as the synthesis of ORC system and compressor assembly.Attached drawing 5 is single
Grade exhaust end base of oil injection threaded bolt expanding machine ORC thermal energy recovery scheme, scheme is by exhaust end base of oil injection threaded bolt expander system and working substance steam generating system structure
At.Wherein exhaust end base of oil injection threaded bolt expander system mainly by air intake filter, intake valve, helical-lobe compressor, check valve, oil, moisture,
Oil strainer, motor, screw expander are constituted.Working substance steam generating system is mainly by condenser, working medium tank, filter, working medium
Pump, working medium flow regulating valve, drier, preheater, evaporator, superheater, pressure sensor, temperature sensor are constituted.Two
System is by piping connection.
Since helical-lobe compressor and screw expander require to realize driving by motor, typically screw compression at present
Machine and screw expander are provided separately, and cause Integral connection structure complicated, electric efficiency is not high.
Summary of the invention
To solve the above-mentioned problems, the utility model provide a kind of screw expander, helical-lobe compressor, motor it is integrated
System simplifies the connection between expander system pipeline and compressor, motor expanding machine, improves electric efficiency.
Its technical solution is such that the integrated system of a kind of screw expander, helical-lobe compressor, motor, and feature exists
In being provided with exhaust end base of oil injection threaded bolt expanding machine and motor in comprising integrated shell, the integrated shell, the exhaust end base of oil injection threaded bolt is swollen
Swollen machine includes screw rotor, and the screw rotor lower end is provided with fuel tank, upper end is provided with oil eliminator, on the oil eliminator
Expansion sender property outlet is offered on the integrated shell at end, the screw rotor side is provided with oil pump, the integration
Expansion working medium entrances are offered on shell, the screw rotor other side connects the motor side, and the motor other side connects
Helical-lobe compressor is connect, cooling working medium entrances and cooling sender property outlet are offered on the integrated shell.
It is further characterized by the compressor is installed in the integrated shell；
The motor connects the helical-lobe compressor by shaft coupling；
Slide valve is additionally provided in the exhaust end base of oil injection threaded bolt expanding machine, the slide valve is set to the screw rotor upper end, described
Slide valve one end connects drive cylinder.
It is after the structure of the utility model, exhaust end base of oil injection threaded bolt expanding machine and motor is integrated, and it is integrated with oil circuit
System, structure are simplified, and the cooling of motor may be implemented by cooling working medium entrances and cooling sender property outlet, improve motor
Efficiency.
Detailed description of the invention
Fig. 1 is cooled oil-injected screw air expanding machine operation principle schematic diagram；
Fig. 2 is water-cooled oil-free helical-lobe compressor operation principle schematic diagram；
Fig. 3 is ORC system working medium work TS circulation figure；
Fig. 4 is ORC system working medium working principle diagram；
Fig. 5 is single-stage exhaust end base of oil injection threaded bolt expanding machine ORC thermal energy recovery scheme schematic diagram；
Fig. 6 is one schematic diagram of the utility model embodiment；
Fig. 7 is two schematic diagram of the utility model embodiment；
Fig. 8 is one schematic diagram of the utility model exhaust end base of oil injection threaded bolt expanding machine structure；
Fig. 9 is two schematic diagram of the utility model exhaust end base of oil injection threaded bolt expanding machine structure；
Figure 10 is Fig. 6 concrete structure schematic diagram；
Figure 11 is Fig. 7 concrete structure schematic diagram.
Specific embodiment
Exhaust end base of oil injection threaded bolt expanding machine structure is segmented into two kinds, is specifically shown in shown in Fig. 8 and Fig. 9.Exhaust end base of oil injection threaded bolt shown in Fig. 8 is swollen
Swollen machine only includes oil eliminator 1, axle envelope 2, screw rotor 3, fuel tank 4, oil pump 5, shell 6 without slide valve, shown in Fig. 9, including
Oil eliminator 1, axle envelope 2, screw rotor 3, fuel tank 4, oil pump 5, shell 6, slide valve 7 and drive cylinder 8.
Exhaust end base of oil injection threaded bolt expanding machine working principle shown in Fig. 8 is as described below: expansion working medium by expansion working medium entrances A mouthfuls into
Enter screw rotor 3, after expansion, arranges the fuel tank 4 into shell 6 together in company with parts of lubricating oil, lubricating oil is deposited in fuel tank
4, gaseous working medium and mist state lubricating oil then rise with air-flow, and when by oil eliminator 1, mist state lubricating oil is blocked, gas
State working medium then passes through working medium entrances B mouthfuls of discharge of expansion.Lubricating oil in fuel tank 4 is deposited in by oil pump 5, be transported to bearing and
The place of the equal needs lubrication of screw rotor 3.At 3 power output shaft of screw rotor, axle envelope 2 is installed, working medium and lubrication are prevented
Oil is to outward leakage.In the case where 3 revolving speed of screw rotor is certain, working medium enter expanding machine volume flow be immobilize it is dynamic
's.
Working principle shown in Fig. 9 is identical as Fig. 8's, and only more slide valve 7, Lai Shixian are certain in 3 revolving speed of screw rotor
In the case of, adjust the volume flow that working medium enters expanding machine.
The utility model embodiment one and embodiment two are all made of expanding machine structure shown in Fig. 9 below.
See Fig. 6, shown in Figure 10, a kind of screw expander, helical-lobe compressor, motor integrated system comprising integration
Shell 9 has been sequentially arranged exhaust end base of oil injection threaded bolt expanding machine 10, motor 11 and compressor 12, exhaust end base of oil injection threaded bolt expanding machine in integrated shell 9
10 include screw rotor 3, and 3 lower end of screw rotor is provided with fuel tank 4, upper end is provided with oil eliminator 1,1 upper end of oil eliminator
9 offer expansion sender property outlet B on integrated shell, and 3 side of screw rotor is provided with oil pump 5, offers on integrated shell 9
Working medium entrances A is expanded, 3 other side of screw rotor connects 11 side of motor, 11 other side connecting screw compressor 12 of motor, one
Change and is installed with cooling working medium entrances C and cooling sender property outlet D, compressed media entrance E, compressed media outlet F and profit on shell 9
Lubricating oil entrance G.This structure is more compact, small in size.
See Fig. 7, shown in Figure 11, a kind of screw expander, helical-lobe compressor, motor integrated system comprising integration
Shell 9, exhaust end base of oil injection threaded bolt expanding machine 10, motor 11 are provided in integrated shell 9, and exhaust end base of oil injection threaded bolt expanding machine 10 includes screw rotor
3,3 lower end of screw rotor is provided with fuel tank 4, upper end is provided with oil eliminator 1, and 9 open on the integrated shell of 1 upper end of oil eliminator
Equipped with expansion sender property outlet B, 3 side of screw rotor is provided with oil pump 5, offers expansion working medium entrances A on integrated shell 9,
3 other side of screw rotor connects 11 side of motor, and 11 other side of motor passes through 13 connecting screw compressor 12 of shaft coupling, integration
Cooling working medium entrances C and cooling sender property outlet D are offered on shell 9, offer compressed media entrance on the shell of compressor 12
E, compressed media exports F and lubricating oil inlet G.This structure can be convenient since compressor 12 is independently arranged in replacement
Maintenance.
Claims (4)
1. the integrated system of a kind of screw expander, helical-lobe compressor, motor, which is characterized in that it includes integrated shell, institute
It states and is provided with exhaust end base of oil injection threaded bolt expanding machine and motor in integrated shell, the exhaust end base of oil injection threaded bolt expanding machine includes screw rotor, described
Screw rotor lower end is provided with fuel tank, upper end is provided with oil eliminator, on the integrated shell of the oil eliminator upper end
Offer expansion sender property outlet, the screw rotor side is provided with oil pump, offers expansion working medium on the integrated shell
Entrance, the screw rotor other side connect the motor side, the motor other side connecting screw compressor, the one
Change and offers cooling working medium entrances and cooling sender property outlet on shell.
2. the integrated system of a kind of screw expander according to claim 1, helical-lobe compressor, motor, which is characterized in that
The compressor is installed in the integrated shell.
3. the integrated system of a kind of screw expander according to claim 1, helical-lobe compressor, motor, which is characterized in that
The motor connects the helical-lobe compressor by shaft coupling.
4. the integrated system of a kind of screw expander according to claim 1, helical-lobe compressor, motor, which is characterized in that
Slide valve is additionally provided in the exhaust end base of oil injection threaded bolt expanding machine, the slide valve is set to the screw rotor upper end, described slide valve one end
Connect drive cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820071196.7U CN208831045U (en) | 2018-01-17 | 2018-01-17 | Screw expander, helical-lobe compressor, motor integrated system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820071196.7U CN208831045U (en) | 2018-01-17 | 2018-01-17 | Screw expander, helical-lobe compressor, motor integrated system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208831045U true CN208831045U (en) | 2019-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820071196.7U Active CN208831045U (en) | 2018-01-17 | 2018-01-17 | Screw expander, helical-lobe compressor, motor integrated system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104879A (en) * | 2018-01-17 | 2018-06-01 | 无锡锡压压缩机有限公司 | A kind of screw expander, helical-lobe compressor, the integrated system of motor |
| CN112253257A (en) * | 2020-11-12 | 2021-01-22 | 意朗实业（上海）有限公司 | Expander system and power generation system |
-
2018
- 2018-01-17 CN CN201820071196.7U patent/CN208831045U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104879A (en) * | 2018-01-17 | 2018-06-01 | 无锡锡压压缩机有限公司 | A kind of screw expander, helical-lobe compressor, the integrated system of motor |
| CN112253257A (en) * | 2020-11-12 | 2021-01-22 | 意朗实业（上海）有限公司 | Expander system and power generation system |
| CN112253257B (en) * | 2020-11-12 | 2024-06-07 | 意朗实业（上海）有限公司 | Expander system and power generation system |
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