CN211082270U - Single screw compressor system and economic benefits and social benefits vaporization system - Google Patents
Single screw compressor system and economic benefits and social benefits vaporization system Download PDFInfo
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- CN211082270U CN211082270U CN201921678882.1U CN201921678882U CN211082270U CN 211082270 U CN211082270 U CN 211082270U CN 201921678882 U CN201921678882 U CN 201921678882U CN 211082270 U CN211082270 U CN 211082270U
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Abstract
The utility model relates to a compressor equipment technical field provides a single screw compressor system and economic benefits and social benefits vaporization system, this single screw compressor system, include: the system comprises a steam compression subsystem, an oil supply subsystem and a water supply subsystem; the steam compression subsystem comprises a first compensator, a compressor, a second compensator and a steam-liquid separator which are sequentially communicated; the oil supply subsystem is used for providing oil for the compressor so as to realize stable oil circuit lubrication of the compressor; the water supply subsystem is used for providing a water source for the compressor so as to ensure the lubrication between the rotor and the impeller. This single screw compressor system can realize steam sled dress formula, and the field usage need not to install once more, and transportation and convenient to use can guarantee the compressor steady operation.
Description
Technical Field
The utility model relates to a compressor equipment technical field, in particular to single screw compressor system and economic benefits and social benefits vaporization system.
Background
The core of the compression enthalpy-increasing recycling of the waste heat steam is to reuse the energy of secondary steam generated by the waste heat steam, so that the requirement on external energy is reduced, and the compression enthalpy-increasing recycling technology is an efficient energy-saving technology. The compressor is used as core equipment for vapor compression enthalpy increase recycling, and plays an irreplaceable role in the waste heat vapor recycling process.
At present, although some basic researches are carried out on the aspect that a single-screw compressor is used for compression enthalpy-increasing cyclic utilization of steam, verification is not carried out on the aspect of large-scale popularization and application, and a stable and reliable single-screw compressor system product and a using method are not formed.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the technical defects and application requirements, the application provides a single-screw compressor system and a double-effect evaporation system to solve the problem that the traditional single-screw compressor system is unstable and reliable.
(II) technical scheme
In order to solve the above problem, in a first aspect, the present invention provides a single screw compressor system, including: the system comprises a steam compression subsystem, an oil supply subsystem and a water supply subsystem;
the steam compression subsystem comprises a first compensator, a compressor, a second compensator and a steam-liquid separator which are sequentially communicated; the oil supply subsystem is used for providing oil for the compressor so as to realize stable oil circuit lubrication of the compressor; the water supply subsystem is used for providing a water source for the compressor so as to ensure the lubrication between the rotor and the impeller.
Wherein the vapor compression subsystem further comprises a first filter in communication with the inlet of the first compensator;
and a first pressure sensor and a first temperature sensor are arranged on a pipeline for communicating the first filter and the first compensator.
Wherein the water supply subsystem comprises a water tank, a third filter and a water supply pump; and a water outlet of the water supply pump is provided with a first flow sensor.
The oil supply subsystem comprises an oil tank, a second filter and an oil supply pump which are sequentially communicated; and an oil outlet of the oil supply pump is provided with a third pressure sensor.
Wherein the single screw compressor system further comprises a control cabinet, the control cabinet comprising a controller; the vapor-liquid separator is provided with a second pressure sensor and a second temperature sensor;
the second pressure sensor, the second temperature sensor and the third pressure sensor are all connected with the controller.
Wherein, the switch board still includes the converter that is used for controlling the start frequency of compressor.
In a second aspect, the present invention provides a double effect evaporation system, including the single screw compressor system provided by the above technical solution, the double effect evaporation system further includes a first effect evaporation system and a second effect evaporation system;
the steam outlet of the first-effect evaporation system is communicated with the steam inlet of the second-effect evaporation system, the steam outlet of the second-effect evaporation system is communicated with the inlet of the first compensator, and the steam outlet of the steam-liquid separator is communicated with the steam inlet of the first-effect evaporation system.
(III) advantageous effects
The utility model provides a single screw compressor system and economic benefits and social benefits vaporization system, first step, open the fuel feeding subsystem, the fuel feeding pressure value is 280 ~ 320kPA, and the difference of the fuel feeding pressure value and the pressure value of vapour and liquid separator is greater than 100 kPA; secondly, starting a water supply subsystem, wherein the water supply flow value is matched with the type of the compressor; step three, gradually adjusting the working frequency of the compressor; wherein the initial frequency is set to be 5-10 Hz, after the operation is stable, the frequency is increased by 5Hz every time, and the interval is 2-5 min every time until the requirement of a normal process is met, and the highest frequency can be changed to 100 Hz. This single screw compressor system can realize steam sled dress formula, and the field usage need not to install once more, and transportation and convenient to use can guarantee the compressor steady operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a single screw compressor system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a dual effect evaporation system provided by an embodiment of the present invention;
wherein, 1, a first-effect evaporation system; 2. a second effect evaporation system; 3. a single screw compressor system; 301. a first filter; 302. a first pressure sensor; 303. a first temperature sensor; 304. A first compensator; 305. a compressor; 306. a second compensator; 307. a vapor-liquid separator; 308. a second pressure sensor; 309. a second temperature sensor; 310. a water tank; 311. a first liquid level sensor; 312. a first regulating valve; 313. a third filter; 314. a water supply pump; 315. a first flow sensor; 316. an oil tank; 317. a third temperature sensor; 318. a second regulating valve; 319. A second filter; 320. an oil supply pump; 321. a third pressure sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 is the structural schematic diagram of the single screw compressor system that the embodiment of the present invention provides, as shown in fig. 1, the embodiment of the present invention provides a single screw compressor system 3, include: the system comprises a steam compression subsystem, an oil supply subsystem and a water supply subsystem;
the steam compression subsystem comprises a first compensator 304, a compressor 305, a second compensator 306 and a steam-liquid separator 307 which are communicated in sequence; the oil supply subsystem is used for providing oil for the compressor 305, so that the compressor 305 can realize stable oil circuit lubrication; the water supply subsystem is used to provide a source of water to the compressor 305 to ensure lubrication between the rotor and the impeller.
It can be understood that the steam compression subsystem can realize the high-efficiency compression of the waste heat steam so as to achieve enthalpy-increasing recovery and reuse; the water supply subsystem provides a stable water source for the compressor, so that the lubrication effect between the rotor and the impeller is guaranteed, and dry friction is prevented; the oil supply subsystem provides stable lubricating oil for the compressor so as to lubricate and cool a machine seal and a bearing of the compressor.
In the embodiment of the utility model, in the first step, the oil supply subsystem is started, the oil supply pressure value is 280-320 kPA, and the difference value between the oil supply pressure value and the pressure value of the gas-liquid separator is more than 100 kPA; secondly, starting a water supply subsystem, wherein the water supply flow value is matched with the type of the compressor; step three, gradually adjusting the working frequency of the compressor; wherein the initial frequency is set to be 5-10 Hz, after the operation is stable, the frequency is increased by 5Hz every time, and the interval is 2-5 min every time until the requirement of a normal process is met, and the highest frequency can be changed to 100 Hz. The single-screw compressor system can realize compression enthalpy increase and heat energy cyclic utilization of waste heat steam, and has the advantages of low noise, high efficiency, high operating pressure, large compression temperature difference, flexible operation, stepless speed regulation and the like.
The feed water flow rate value corresponds to the compressor model, 5m3The corresponding water supply flow value of the model/min is 200-400L/h and 10m3The corresponding water supply flow value of the model/min is 300-600L/h and 20m3The corresponding water supply flow value of the model/min is 500-1200L/h, 35m3The corresponding water supply flow value of the model/min is 800-2000L/h, 56m3The corresponding water supply flow value of the model/min ranges from 1200 to 3500L/h and is 110m3The corresponding water supply flow value of the model per min is 2500-5000L/h.
It should be noted that a compensator is also conventionally called an expansion joint or a telescopic joint. Belongs to a compensating element. The effective telescopic deformation of the working body corrugated pipe is utilized to absorb the dimensional change of pipelines, conduits, containers and the like caused by expansion and contraction due to heat and the like or compensate the axial, transverse and angular displacement of the pipelines, the conduits, the containers and the like. And can also be used for noise reduction and vibration reduction. Has wide application in modern industry. In order to prevent the pipeline from deforming or breaking due to thermal elongation or temperature stress when the heating pipeline is heated, a compensator is required to be arranged on the pipeline to compensate the thermal elongation of the pipeline, so that the stress of the pipeline wall and the acting force acting on the valve member or the bracket structure are reduced.
It should be noted that the first compensator 304 and the second compensator 306 are axial corrugated expansion joints, and have a specification of DN400 and are made of 304 stainless steel;
the gas-liquid separator 307 obtains the main parameters: adopts a vertical cylinder body with the size of
The height H of the cylinder body is 1500mm, the material is 304 stainless steel, the thickness of the heat-insulating layer is 50mm, and the heat-insulating layer is foamed by polyurethane.
In addition to the above embodiments, the vapor compression subsystem further comprises a first filter 301 in communication with the inlet of the first compensator 304;
a first pressure sensor 302 and a first temperature sensor 303 are provided on a pipe that communicates the first filter 301 and the first compensator 304.
In the embodiment of the present invention, the external waste heat steam enters the first compensator 304 after being filtered by the first filter 301.
It should be noted that the first filter 301 is a wire mesh filter, and the cylinder has a size of
The height H of the cylinder body is 800mm, the thickness of the heat preservation layer is 50mm, the thickness of the wire mesh is 100mm, and the wire mesh type is a standard HP type 304 stainless steel wire mesh. The first temperature sensor 303 adopts a sensing and transmitting integrated temperature transmitter, outputs a 4-20 mA current signal, the temperature range is 0-200 ℃, and the length of the temperature probe rod is 150 mm. The first pressure sensor 302 adopts a small-sized pressure transmitter, outputs a 4-20 mA current signal, and has an absolute pressure range of 0-400 kPA.
On the basis of the above embodiment, the water supply subsystem includes the water tank 310, the third filter 313, and the water supply pump 314; the water outlet of the water supply pump is provided with a first flow sensor 315.
In the embodiment of the present invention, the main configuration parameters of the water tank 310 are: adopts a horizontal cylinder structure, and the size of the cylinder is
The length of the cylinder L is 800mm, the material is 304 stainless steel, the thickness of the heat-insulating layer is 50mm, the heat-insulating layer adopts polyurethane foam, the main configuration of the third filter 313 is that a Y-shaped filter is adopted, the drift diameter of the filter adopts
The precision of the filter is 30-40 meshes. The feed pump 314 is configured to be a multistage centrifugal pump in a horizontal or vertical type with a flow rate of 8m3The lift is 25 meters, and the power of a matched motor is 4 kW. The first flow sensor 315 is configured to output 4-20 mA current by using a metal rotor or a turbine flowmeterThe flow range of the signal is 0-1000L/h.
It can be understood that a water supply pipeline is arranged on the water tank, a first regulating valve 312 is arranged on the water supply pipeline, and a first liquid level sensor 311 is also arranged on the water tank. The first regulating valve 312 is configured by an electric subminiature regulating valve, the drift diameter of the valve is DN15, and the first regulating valve is configured by an electric actuating mechanism, the input and output signals are 4-20 mA current signals, and the driving power supply voltage is 220V. The first liquid level sensor 311 is configured to output a 4-20 mA current signal by adopting a magnetic turning plate or a double-flange liquid level meter, and the liquid level range is 0-600 mm. The third filter 313 is disposed at an inlet of the water supply pump 314 to filter and remove solid particle impurities in the water supply liquid, thereby ensuring the cleanliness of the water supply.
It should be noted that the water outlet of the gas-liquid separator is communicated with the water inlet of the water tank.
On the basis of the above embodiment, the oil supply subsystem includes an oil tank 316, a second filter 319 and an oil supply pump 320 which are communicated in sequence; the oil outlet of the feed pump is provided with a third pressure sensor 321.
In the embodiment of the present invention, the oil tank 316 is configured to adopt a vertical cylinder body with a size of
Barrel length L is 600mm, and the material is 304 stainless steel, and insulation layer thickness 50mm, the heat preservation adopts the polyurethane foaming, sets up cooling coil in the oil tank, and the coil pipe size is:
the diameter of the coil arrangement circle is
Primary configuration of the second filter 319: adopting a Y-shaped filter, the drift diameter of the filter is adopted
The precision of the filter is 30-40 meshes. The oil supply pump 320 is configured to adopt the wheel pump or the plunger pump, the flow rate is 2m3/h, the lift is 40 m, and the matching is carried outThe motor power is 2.2 kW. The third pressure sensor 321 is configured by a small-sized pressure transmitter, and outputs a 4-20 mA current signal, and the absolute pressure range is 0-400 kPA.
It is understood that the oil tank 316 is provided with a cooling water input channel and a cooling water output channel, the cooling water input channel is provided with a second regulating valve 318, and the oil tank 316 is further provided with a third temperature sensor 317. The second regulating valve 318 is configured as an electric subminiature regulating valve, the drift diameter of the valve is DN15, the electric subminiature regulating valve is used for an electric actuating mechanism, the input and output signals are 4-20 mA current signals, and the driving power voltage is 220V. The third temperature sensor 317 is configured to be a sensing and transmitting integrated temperature transmitter, and outputs a 4-20 mA current signal, the temperature range is 0-200 ℃, and the length of the temperature probe rod is 150 mm. The second filter 319 is used for filtering solid particle impurities in the oil liquid, and cleaning of oil supply is guaranteed.
It should be noted that the oil outlet of the compressor 305 is communicated with the oil inlet of the oil tank 316.
On the basis of the above embodiment, the single screw compressor system 3 further includes a control cabinet, which includes a controller; the vapor-liquid separator 307 is provided with a second pressure sensor 308 and a second temperature sensor 309;
the second pressure sensor 308, the second temperature sensor 309 and the third pressure sensor 321 are all connected to the controller.
The embodiment of the utility model provides an in, second pressure sensor 308's configuration adopts smart small pressure transmitter, exports 4 ~ 20mA current signal, and absolute pressure range is 0 ~ 400 kPA. The second temperature sensor 309 adopts a sensing and transmitting integrated temperature transmitter to output a 4-20 mA current signal, the temperature range is 0-200 ℃, and the length of the temperature probe rod is 150 mm.
It is understood that the first pressure sensor 302, the first temperature sensor 303, the second pressure sensor 308, the second temperature sensor 309, the third pressure sensor 321, the first flow sensor 315, the third temperature sensor 317, the second regulator valve 318, the first level sensor 311, and the first regulator valve 312 are all connected to the controller.
Specifically, the first pressure sensor 302, the first temperature sensor 303, the second pressure sensor 308 and the second temperature sensor 309 are connected to the controller, and are used for monitoring the running state of the compressor and ensuring the stable running of the compressor;
the first flow sensor 315 and the third pressure sensor 321 are connected to the controller, so as to ensure the stable operation of the compressor; the first liquid level sensor 311 and the first adjusting valve 312 are connected to the controller to ensure the liquid level of the water tank to be stable, and the third temperature sensor 317 and the second adjusting valve 318 are connected to the controller to ensure the oil temperature of the oil tank to be stable.
Starting an oil supply subsystem, wherein the oil supply pressure value is 280-320 kPA, and the pressure acquisition value of the third pressure sensor is ensured to be 100kPA higher than that of the second pressure sensor during stable operation; the temperature of oil supplied by the compressor is less than 80 ℃, namely the temperature data acquired by the third temperature sensor is less than 80 ℃, otherwise, the compressor sends out an alarm signal; the temperature of the water supplied by the compressor is consistent with the temperature data collected by the second temperature sensor, the difference value is not more than 5 ℃, and the supply of high-temperature water is ensured; the compression ratio of the compressor (namely the ratio of the pressure collected by the second pressure sensor to the pressure collected by the first pressure sensor) should be less than 25, and the exhaust temperature of the compressor (namely the temperature collected by the second temperature sensor) should be less than 200 ℃.
Further, the controller is provided with an oil pressure alarm and protection function, when the system normally operates, the oil supply pressure needs to be guaranteed to be at the level of a first set value, a pressure signal acquired by a third pressure sensor 321 arranged on the oil supply pump 320 is transmitted into the controller, the controller compares the first set value with the first set value to judge, when the pressure signal is lower than the first set value, the controller sends an alarm instruction to prompt that the oil supply pressure is too high, manual intervention is needed to improve the oil supply pressure, if the alarm continues for a period of time, the alarm cannot be released, and at the moment, the compressor needs to be interlocked with the compressor, and the compressor stops.
Further, the controller should be provided with an oil temperature alarm and protection function, when the system normally operates, the temperature of the oil tank needs to be guaranteed to be below a second set value, a temperature signal acquired by a third temperature sensor 317 arranged on the oil tank 316 is transmitted into the controller, the judgment is carried out through the controller and the second set value, when the temperature is higher than the second set value, the controller sends an instruction to increase the opening degree of a second regulating valve 318, the flow rate of cooling water is increased, the oil temperature is reduced, when the temperature is higher than the second set value, the controller sends an alarm signal to prompt that the oil temperature in the oil tank 316 is too high, manual intervention is needed to reduce the oil temperature, if the alarm continues for a period of time, the alarm cannot be released, and at the moment, the controller needs to be interlocked.
Furthermore, the controller should set up the water supply flow and report to the police and protect the function, when the system normally operates, the water supply flow needs to guarantee at the level of third setting value, the flow signal that the first flow sensor 315 that sets up on water supply pump 314 gathered is spread into the controller, compare the judgement through switch board and third setting value, when being less than the third setting value, the controller sends out alarm command, the suggestion water supply flow is too low, need manual intervention, in order to improve the water supply flow, if report to the police for a period of time, still can't relieve, should interlock with the compressor at this moment, the compressor shuts down.
Further, the controller should be provided with a water tank liquid level alarm and protection function, when the system normally operates, the water tank liquid level needs to be guaranteed at a fourth set value level, a liquid level signal collected by a first liquid level sensor 311 arranged on the water tank 310 is transmitted into the controller, the judgment is carried out through the controller and the fourth set value, when the water tank liquid level is higher than the fourth set value, the controller sends out an instruction to reduce the opening degree of the first adjusting valve 312, when the water tank liquid level is lower than the fourth set value, the opening degree of the first adjusting valve 312 is increased, when the water tank liquid level is higher than the second set value, the controller sends out a low-level alarm signal to prompt that the water tank liquid level is too low, if the alarm lasts for a period of time, the alarm cannot be released.
On the basis of the above embodiment, the control cabinet further comprises an inverter for controlling the starting frequency of the compressor.
The embodiment of the utility model provides an in, open the converter, initial frequency gives 5 ~ 10Hz, steady back, and the frequency increases 5Hz at every turn, and the interval is 2 ~ 5min at every turn, until satisfying normal technology demand, highest variable frequency to 100 Hz.
The embodiment of the utility model provides a single screw compressor system can realize the high-efficient compression to waste heat steam, realizes the promotion of waste heat steam temperature and pressure to reach the purpose that compression increases enthalpy recycle, and the fuel feeding subsystem and the water supply subsystem provide the operation guarantee for the steady operation of steam compression subsystem, ensure that compressor system can sustain, stable, high-efficient operation; the skid-mounted steam can be realized, the skid-mounted steam can be used on site without being mounted again, and the skid-mounted steam generator is convenient to transport and use; the system has complete monitoring, alarming and protection control logic, and ensures the stable operation of the compressor. The system can be widely applied to the industries of chemical industry, environmental protection, pharmacy, printing and dyeing and the like, is particularly suitable for energy-saving transformation of a double-effect concentration system of a Chinese medicine factory, has the energy-saving efficiency of 50-80 percent, can be applied to a large-temperature-difference component rectification system such as an ethanol-water system and the like, can be applied to the fields of chemical process product concentration, environmental protection, zero-discharge evaporation of high-salinity wastewater and the like, and has huge development space and wide application prospect.
The embodiment of the utility model provides a starting method of single screw compressor system, include:
s1, starting an oil supply subsystem, wherein the oil supply pressure value is 280-320 kPA, and the difference value between the oil supply pressure value and the pressure value of the gas-liquid separator is more than 100 kPA;
the pressure pick-up value of the third pressure sensor should be 100kPA higher than the pressure pick-up value of the second pressure sensor.
S2, starting a water supply subsystem, wherein the water supply flow value is matched with the type of the compressor;
wherein, 5m3The corresponding water supply flow value of the model/min is 200-400L/h and 10m3The corresponding water supply flow value of the model/min is 300-600L/h and 20m3The corresponding water supply flow value of the model/min is 500-1200L/h, 35m3The corresponding water supply flow value of the model/min is 800-2000L/h, 56m3The corresponding water supply flow value of the model/min ranges from 1200 to 3500L/h and is 110m3The corresponding water supply flow value of the model per min is 2500-5000L/h.
S3, gradually adjusting the working frequency of the compressor; wherein the initial frequency is set to be 5-10 Hz, after the operation is stable, the frequency is increased by 5Hz every time, and the interval is 2-5 min every time until the requirement of a normal process is met, and the highest frequency can be changed to 100 Hz.
And starting the frequency converter, setting the initial frequency to be 5-10 Hz, after the initial frequency is stable, increasing the frequency by 5Hz every time, and enabling the interval of every time to be 2-5 min until the normal process requirement is met, wherein the maximum frequency can be converted to 100 Hz.
On the basis of the above embodiment, the method further includes: the oil supply temperature is less than 80 ℃; the difference between the water supply temperature value and the gas-liquid separator temperature value is less than or equal to 5 ℃.
The embodiment of the utility model provides an in, the compressor fuel feeding oil temperature should be less than 80 ℃, and the temperature data that third temperature sensor gathered should be less than 80 ℃ promptly, otherwise the compressor sends alarm signal. The temperature of the water supplied by the compressor is consistent with the temperature data collected by the second temperature sensor, the difference value is not more than 5 ℃, and the supply of high-temperature water is ensured
On the basis of the above embodiment, the method further includes: the compression ratio of the compressor is less than 25, and the exhaust temperature value of the compressor is less than 200 ℃.
In the embodiment of the present invention, the compression ratio of the compressor (i.e. the ratio of the second pressure sensor to the first pressure sensor to collect pressure) should be less than 25, and the exhaust temperature of the compressor (i.e. the temperature collected by the second temperature sensor) should be less than 200 ℃.
Fig. 2 is the schematic structural diagram of the embodiment of the present invention provides a double-effect evaporation system, as shown in fig. 2, the embodiment of the present invention provides a double-effect evaporation system, include: in the single-screw compressor system provided in each of the embodiments, the double-effect evaporation system further includes a first-effect evaporation system 1 and a second-effect evaporation system 2;
the steam outlet of the first-effect evaporation system is communicated with the steam inlet of the second-effect evaporation system, the steam outlet of the second-effect evaporation system is communicated with the inlet of the first filter, and the steam outlet of the steam-liquid separator is communicated with the steam inlet of the first-effect evaporation system.
In the embodiment of the present invention, the heat exchange area of the first-effect evaporation system 1 is 20m2The evaporation temperature is 60 ℃, and the evaporation pressure is 19.5 kPA; the heat exchange area of the second-effect evaporation system 2 is 20m2The evaporation temperature is 85 ℃, and the evaporation pressure is 57.9 kPA; it is composed ofIn the evaporator, the heat exchange tube adopts the specification of
The material of the equipment is 304 stainless steel.
The embodiment of the utility model provides a economic benefits and social benefits evaporating system can be applied to the economic benefits and social benefits energy-conservation transformation in the current traditional chinese medicine production process, and the heat transfer difference in temperature control of each effect evaporimeter is at 20 ~ 30 ℃, and traditional economic benefits and social benefits evaporating system relatively, this economic benefits and social benefits evaporating system's energy-conserving percentage is at 50 ~ 80%.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. A single screw compressor system, comprising: the system comprises a steam compression subsystem, an oil supply subsystem and a water supply subsystem;
the steam compression subsystem comprises a first compensator, a compressor, a second compensator and a steam-liquid separator which are sequentially communicated; the oil supply subsystem is used for providing oil for the compressor so as to realize stable oil circuit lubrication of the compressor; the water supply subsystem is used for providing a water source for the compressor so as to ensure the lubrication between the rotor and the impeller.
2. The single screw compressor system of claim 1, wherein the vapor compression subsystem further comprises a first filter in communication with an inlet of the first compensator;
and a first pressure sensor and a first temperature sensor are arranged on a pipeline for communicating the first filter and the first compensator.
3. The single screw compressor system of claim 1, wherein the water supply subsystem includes a water tank, a third filter, and a water supply pump; and a water outlet of the water supply pump is provided with a first flow sensor.
4. The single screw compressor system of claim 1, wherein the oil supply subsystem includes an oil tank, a second filter, and an oil supply pump in serial communication; and an oil outlet of the oil supply pump is provided with a third pressure sensor.
5. The single screw compressor system of claim 4, further comprising a control cabinet, the control cabinet including a controller; the vapor-liquid separator is provided with a second pressure sensor and a second temperature sensor;
the second pressure sensor, the second temperature sensor and the third pressure sensor are all connected with the controller.
6. The single screw compressor system of claim 5, wherein the control cabinet further comprises an inverter for controlling a starting frequency of the compressor.
7. A dual effect evaporation system, comprising: the single screw compressor system of any one of claims 1 to 6, the dual effect evaporation system further comprising a first effect evaporation system and a second effect evaporation system;
the steam outlet of the first-effect evaporation system is communicated with the steam inlet of the second-effect evaporation system, the steam outlet of the second-effect evaporation system is communicated with the inlet of the first compensator, and the steam outlet of the steam-liquid separator is communicated with the steam inlet of the first-effect evaporation system.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566464A (en) * | 2019-10-09 | 2019-12-13 | 中国科学院理化技术研究所 | Single-screw compressor system, starting method and double-effect evaporation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566464A (en) * | 2019-10-09 | 2019-12-13 | 中国科学院理化技术研究所 | Single-screw compressor system, starting method and double-effect evaporation system |
| CN110566464B (en) * | 2019-10-09 | 2024-04-16 | 中国科学院理化技术研究所 | Single screw compressor system, starting method and double-effect evaporation system |
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