CN104729131A - Turbo chiller - Google Patents
Turbo chiller Download PDFInfo
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- CN104729131A CN104729131A CN201410392211.4A CN201410392211A CN104729131A CN 104729131 A CN104729131 A CN 104729131A CN 201410392211 A CN201410392211 A CN 201410392211A CN 104729131 A CN104729131 A CN 104729131A
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- oil
- injector
- refrigerant
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/002—Lubrication
- F25B31/004—Lubrication oil recirculating arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
- F25B2341/001—Ejectors not being used as compression device
- F25B2341/0016—Ejectors for creating an oil recirculation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/06—Damage
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/16—Lubrication
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Supercharger (AREA)
Abstract
The present invention relates to a turbo chiller. One scheme of the present invention provides a turbo chiller, comprising: a compressor including an impeller for compressing refrigerant, a power transmission device for transmitting power to the impeller, and an oil tank for storing oil; a condenser for performing heat exchange between the refrigerant and cooling water; an evaporator for performing heat exchange between the refrigerant and the cooling water via the condenser; an oil pump for supplying the oil from the oil tank to the power transmission device; an oil separator for separating the refrigerant exhausted from the oil tank and the oil; and an injector connected with the oil tank and used for recovering at least one of first recovery object oil separated from the oil separator and second recovery object oil scattered to the evaporator to the oil tank by using at least one of flow of the refrigerant exhausted from the oil tank and flow of the oil exhausted from the oil pump as a driving source.
Description
Technical field
The present invention relates to turborefrigerator, disperse in particular to oil can be prevented and improve the turborefrigerator of oil recovery rate.
Background technology
In general, turborefrigerator sucks low-pressure fluid to be compressed into the equipment of high-pressure fluid, comprises compressor, evaporimeter, condenser and expansion valve.
In addition, above-mentioned compressor can comprise: impeller (Impeller), is rotated by the driving force of CD-ROM drive motor; Shroud (shroud), for holding impeller; And variable diffuser (Diffuser), the kinetic energy of the fluid of being discharged by vane rotary is converted to pressure energy.
In addition, cold water flows into above-mentioned evaporimeter, and discharges from above-mentioned evaporimeter, and in the process by above-mentioned evaporimeter, above-mentioned cold water is cooled.Cooling water flows into above-mentioned condenser, and discharges from above-mentioned condenser, and in the process by above-mentioned condenser, above-mentioned cooling water is heated.
On the other hand, fuel tank and the oil pump for supplying oil to rotary body (such as, bearing) is respectively equipped with in above-mentioned compressor inside.In addition, in the course of work of compressor, the pressure of fuel tank internal uprises, and in order to prevent this situation, above-mentioned turborefrigerator has the structure that above-mentioned oil can be made to circulate in turborefrigerator.
But the increase if oil disperses, then can pollute evaporimeter, the efficiency of turborefrigerator reduces, and can not maintain suitable pasta, so can there is the problem of compressor breakage.
In the past, in order to prevent dispersing of oil, employ the mesh grid being configured in compressor inside, above-mentioned grid is according to the pressure of fuel tank and oily flox condition etc., and its separating property reduces sometimes.
Therefore, require a kind ofly can prevent the dispersing of oil, enable oil along recovery structure stable circulation and can effectively be separated and reclaim the structure of the oil mixed with refrigerant.
Summary of the invention
Problem to be solved by this invention is to provide a kind of turborefrigerator that can reclaim from the isolated oil of oil eliminator and to the oil of the vaporizer side at least one oil of dispersing.
In addition, technical problem to be solved by this invention is to provide a kind of using the flowing of the fluid of the high-voltage section as compressor and oil pump as drive source to reclaim the turborefrigerator of the oil of low voltage section.
In addition, technical problem to be solved by this invention is to provide a kind of turborefrigerator that can prevent oil from dispersing, improve oil recovery rate, prevent compressor breakage.
In order to solve the problems of the technologies described above, a kind of turborefrigerator is provided according to an aspect of the present invention, comprise: compressor, comprising for the impeller of compression refrigerant, for transmitting the power transmission of power and the fuel tank for storing oil to impeller;
Condenser, for carrying out the heat exchange of above-mentioned refrigerant and cooling water;
Evaporimeter, for carrying out the heat exchange of refrigerant via above-mentioned condenser and cold water;
Oil pump, for supplying above-mentioned oil from above-mentioned fuel tank to power transmission;
Oil eliminator, is separated with oil the refrigerant of discharging from above-mentioned fuel tank; And
Injector, be connected with above-mentioned fuel tank, utilize at least one flowing of the refrigerant of discharging from above-mentioned compressor and the flowing of oil of discharging from above-mentioned oil pump as drive source, be recovered to from the isolated first recycle object oil of above-mentioned oil eliminator and dispersing at least one oil in the second recycle object oil of above-mentioned evaporimeter in above-mentioned fuel tank.
In addition, the turborefrigerator of another aspect of the present invention, comprising: compressor, comprises for the impeller of compression refrigerant, for transmitting the power transmission of power and the fuel tank for storing oil to impeller;
Condenser, for carrying out the heat exchange of above-mentioned refrigerant and cooling water;
Evaporimeter, for carrying out the heat exchange of refrigerant via above-mentioned condenser and cold water;
Oil pump, for supplying above-mentioned oil from above-mentioned fuel tank to power transmission;
Oil eliminator, is separated with oil the refrigerant of discharging from above-mentioned fuel tank;
First injector, is connected with above-mentioned fuel tank, utilizes the flowing of the refrigerant of discharging from above-mentioned compressor or the flowing of oil of discharging from above-mentioned oil pump as drive source, will be recovered to above-mentioned fuel tank from the isolated first recycle object oil of above-mentioned oil eliminator; And
Second injector, is connected with above-mentioned fuel tank, and the second recycle object oil being distributed to above-mentioned evaporimeter, as drive source, is recovered to above-mentioned fuel tank by the flowing of medical refrigerant of discharging from above-mentioned compressor or the flowing of oil of discharging from above-mentioned oil pump.
As mentioned above, the turborefrigerator of at least one embodiment of the present invention has following effect
Can high efficiente callback from the isolated oil of oil eliminator and at least one oil that to disperse to the oil of vaporizer side.
In addition, the oil of low voltage section can be reclaimed using the flowing of the fluid of the high-voltage section as compressor and oil pump as drive source.
In addition, the breakage that can prevent oil from dispersing, improving oil recovery rate, prevent compressor.
Accompanying drawing explanation
Fig. 1 is the concept map of a duty of the turborefrigerator that one embodiment of the invention are shown.
Fig. 2 ~ Fig. 6 is the concept map of the oil recovery process of turborefrigerator for illustration of one embodiment of the invention.
Fig. 7 is the major part stereogram of the fuel tank that the turborefrigerator relating to one embodiment of the invention is shown.
Description of reference numerals
1: turborefrigerator
10: compressor
12: fuel tank
14: oil pump
20: evaporimeter
30: condenser
50: oil eliminator
70,80: injector
Detailed description of the invention
Below, with reference to accompanying drawing, the turborefrigerator of one embodiment of the invention is described in detail.Accompanying drawing illustrates exemplary mode of the present invention, and this only provides to describe the present invention in detail, does not limit technical scope of the present invention accordingly.
Fig. 1 is the concept map of a duty of the turborefrigerator 1 that one embodiment of the invention are shown.
With reference to Fig. 1, above-mentioned turborefrigerator 1 possesses: for the compressor 10 of compression refrigerant; For the condenser 30 of condensation refrigerant; And for evaporating the evaporimeter 20 of refrigerant.
Realize from the heat exchange between the refrigerant and cooling water (condenser water) of above-mentioned compressor 10 discharge at above-mentioned condenser 30.In addition, the heat exchange that have passed between the refrigerant of above-mentioned condenser 30 and cold water (chilled water) is realized at above-mentioned evaporimeter 20.In addition, between above-mentioned condenser 30 and above-mentioned evaporimeter 20, expansion valve 40 is provided with.
Cold water (chilled water) flows into above-mentioned evaporimeter 20 and discharges from above-mentioned evaporimeter 20, above-mentioned cold water carries out heat exchange with refrigerant and is cooled in the process by above-mentioned evaporimeter 20, cooling water (condenser water) flows into above-mentioned condenser 30 and discharges from above-mentioned condenser 30, and above-mentioned cooling water carries out heat exchange with refrigerant and heated in the process by above-mentioned condenser 30.
Above-mentioned compressor 10 possesses the impeller 11 (impeller) for compression refrigerant.In addition, above-mentioned compressor 10 possesses: for driving the motor 13 (with reference to Fig. 2) of above-mentioned impeller 11; And for the driving force of above-mentioned motor 13 being delivered to the gear of above-mentioned impeller 11 side.Herein, motor 13 and gear form power transmission.But power transmission is not limited thereto.In addition, above-mentioned compressor 10 can possess variable diffuser, and this variable diffuser flows into impeller 11 and the flow of the refrigerant of therefrom discharging for regulating.
In addition, above-mentioned compressor 10 possesses the fuel tank 12 of the oil (Oil) for storing ormal weight.In addition, turborefrigerator 1 has oil pump 14 (with reference to Fig. 2), this oil pump 14 for attracting oil from above-mentioned fuel tank 12 to the internals (bearing, gear etc.) of compressor 10 for oil supply.That is, above-mentioned oil is fed into each inscape (bearing, gear) of the compressor 10 of rotation.In addition, when above-mentioned shortage of oil, there is the problem that the rotary body of compressor 10 is impaired.
On the other hand, in the process of above-mentioned compressor 10 work, the pressure of above-mentioned fuel tank 12 raises.In order to prevent this situation, above-mentioned turborefrigerator 1 has the structure enabling above-mentioned oil circulatory turbine refrigeration machine 1.
For this reason, oil equalizing pipe 60 is provided with at above-mentioned turborefrigerator 1.By above-mentioned oil equalizing pipe 60, the oil of above-mentioned fuel tank 12 inside circulates in above-mentioned turborefrigerator 1.As an embodiment, above-mentioned oil equalizing pipe 60 can connect above-mentioned fuel tank 12 and above-mentioned evaporimeter 20.Now, be provided with oil eliminator 50 at above-mentioned turborefrigerator 1, disperse the oil from this fuel tank 12 for separating of with recovery.
Specifically, above-mentioned oil eliminator 50 performs the function of refrigerant and the oil being separated respectively and being discharged from above-mentioned fuel tank 12 by above-mentioned oil equalizing pipe 60.Above-mentioned oil eliminator 50 can be arranged on the subregion of above-mentioned oil equalizing pipe 60.Above-mentioned oil eliminator 50 can comprise grid (Mesh) component for separating of oil and refrigerant.
In addition, above-mentioned oil eliminator 50 can have: the suction inlet that mixture that is oily and refrigerant flows into; For discharging first row outlet (oily outlet) of isolated oil; And for discharge isolated refrigerant second row outlet (coolant outlet port).
At this, above-mentioned fuel tank 12 should be recycled to from the isolated oil of above-mentioned oil eliminator 50.
On the other hand, the oil dispersed by above-mentioned fuel tank 12 can focus on temperature and pressure relatively low evaporimeter 20 side.Therefore, store (accommodation) and above-mentioned fuel tank 12 should be recycled at the oil of above-mentioned evaporimeter 20 side.
In the present invention, by injector (ejector), be recycled to above-mentioned fuel tank 12 by from the isolated oil of oil eliminator 50 and/or the oil be contained in above-mentioned evaporimeter 20.
Above-mentioned injector produces negative pressure and performs the function of suction (suction) working fluid.Specifically, above-mentioned injector can comprise the nozzle and diffuser that are located at inside respectively.When the first fluid of relatively high pressure is by injector, the second fluid of relatively low pressure is inhaled into injector by negative pressure.In addition, have passed the first fluid of above-mentioned injector and second fluid together to flow along the direct of travel of first fluid.
As an embodiment, the nozzle and the diffuser that form above-mentioned injector can set gradually along the flow direction (from inflow side to discharge side) of first fluid.In addition, above-mentioned second fluid is inhaled into by the borderline region of said nozzle and diffuser.Therefore, when the first fluid of high-voltage section is supplied to above-mentioned injector, the second fluid of the low voltage section be connected with above-mentioned injector is sucked into above-mentioned injector by the flowing of above-mentioned first fluid.
In addition, the first fluid being fed into above-mentioned injector can be gaseous state, also can be liquid condition.That is, can according to the state of first fluid providing drive source (driveforce), above-mentioned injector can also be referred to as ejector (eductor).
At the turborefrigerator 1 of one embodiment of the invention, the second fluid of above-mentioned low voltage section can be the oil being stored at evaporimeter 20, also can be from the isolated oil of oil eliminator 50.
In addition, the first fluid of above-mentioned high-voltage section can be a part from the refrigerant that compressor 10 is discharged, and also can be the part in the oil of being discharged by oil pump 14.
In addition, above-mentioned injector performs following function: at least one flowing of the oil utilizing the flowing of the refrigerant of discharging from above-mentioned compressor and above-mentioned oil pump to discharge, as drive source, is recovered to above-mentioned fuel tank by by the isolated oil of above-mentioned oil eliminator with dispersing at least one oil in the oil of evaporimeter.
Below, with reference to accompanying drawing, various embodiments of the present invention is described successively.Turborefrigerator 1 of the present invention can according to the position of reclaimed oil (oil eliminator or evaporimeter), for the drive source (the refrigerant flowing of the high pressure of discharging from compressor or the oil flow of high pressure of discharging from oil pump) of the high pressure of recovered oil and the number etc. of injector, realize with various embodiments.
Fig. 2 is the concept map of the turborefrigerator 1 that the first embodiment of the present invention is shown.
In a first embodiment, fuel tank 12 is recycled to from the isolated oil of oil eliminator 50.In addition, in the first embodiment, from the isolated oil of oil eliminator 50 using the refrigerant of the high pressure of discharging from compressor 10, flowing is as drive source, is recycled to fuel tank 12.In addition, in the first embodiment, an injector 70 is utilized to be recycled to fuel tank 12 from the isolated oil of oil eliminator 50.
That is, the refrigerant of discharging from compressor 10 is fed into above-mentioned injector 70 as the first fluid of high pressure, is inhaled into from the second fluid of the isolated oil of oil eliminator 50 as low pressure.
Specifically, in the refrigerant of being discharged by above-mentioned compressor 10, a part is fed into injector 70, be sucked into injector 70 from the isolated oil of above-mentioned oil eliminator 50, by be supplied to 70 refrigerant flowing and above-mentioned fuel tank 12 can be recycled to from the oil that above-mentioned oil eliminator 50 sucks.
With reference to Fig. 2, above-mentioned turborefrigerator 1 can comprise: oil equalizing pipe 60, for connecting the inflow entrance of above-mentioned fuel tank 12 and above-mentioned oil eliminator 50; And first oil reclaim pipe arrangement 51, for connecting above-mentioned oil eliminator 50 and above-mentioned injector 70.As mentioned above, above-mentioned first oil reclaims pipe arrangement 51 and can export (oily outlet) with the first row of above-mentioned oil eliminator 50 and be connected.
In addition, above-mentioned turborefrigerator 1 can also have: the first coolant piping 31, for connecting above-mentioned compressor 10 and above-mentioned condenser 30; Shunting pipe arrangement 32, separates from above-mentioned first coolant piping 31, and is connected with above-mentioned injector 70.In addition, above-mentioned turborefrigerator 1 can comprise the second oil and reclaim pipe arrangement 71, and this second oil reclaims pipe arrangement 71 for connecting above-mentioned injector 70 and above-mentioned fuel tank 12.
Above-mentioned condenser 30 is supplied to by above-mentioned first coolant piping 31 from the refrigerant of the high pressure of above-mentioned compressor 10 discharge.Now, above-mentioned injector 70 is fed into from the part the refrigerant that above-mentioned compressor 10 is discharged by above-mentioned shunting pipe arrangement 32.
Now, reclaim pipe arrangement 51 from the isolated oil of above-mentioned oil eliminator 50 along above-mentioned first oil and be sucked into above-mentioned injector 70.That is, work from the part the refrigerant that above-mentioned compressor 10 is discharged as the first fluid (drive source, driveforce) of high pressure, the oil of relatively low pressure is sucked into above-mentioned injector 70 thereupon.
Therefore, by being fed into the flowing of refrigerant of above-mentioned injector 70 and the oil that is inhaled into, reclaiming pipe arrangement 71 via above-mentioned second oil and being recycled to fuel tank 12.
On the other hand, second row outlet (coolant outlet port) of above-mentioned oil eliminator 50 is connected by refrigerant recovering pipe arrangement 52 with the inflow entrance of above-mentioned compressor 10.
Specifically, the negative pressure that can be produced by the rotation of above-mentioned impeller 11 by the isolated refrigerant of above-mentioned oil eliminator 50 is inhaled into the inflow entrance of above-mentioned compressor 10.
Fig. 3 is the concept map of the turborefrigerator 1 that the second embodiment of the present invention and the 3rd embodiment are shown.
In a second embodiment, fuel tank 12 is recovered to from the isolated oil of oil eliminator 50.In addition, in a second embodiment, the flowing of the oil of the high pressure of discharging from oil pump 14 is carried out work as drive source.In addition, in a second embodiment, above-mentioned injector 70 can be utilized to be recovered to fuel tank 12 from the isolated oil of oil eliminator 50.
Specifically, the oil of being discharged by above-mentioned oil pump 14 is fed into above-mentioned injector 70, above-mentionedly be sucked into above-mentioned injector 70 from the isolated oil of oil eliminator 50, by be supplied to above-mentioned injector 70 oil flowing and the oil be inhaled into can be recycled to above-mentioned fuel tank 12.
Above-mentioned oil pump 14 is described above, performs the function supplying oil supply to each parts in compressor 10.In a second embodiment, above-mentioned injector 70 is supplied at least partially the oil of the high pressure of discharging from above-mentioned oil pump 14.
That is, from the oil that oil pump 14 is discharged, be fed into above-mentioned injector 70 as the first fluid of high pressure at least partially, be sucked into above-mentioned injector 70 from the isolated oil of oil eliminator 50 as the second fluid of low pressure.
With reference to Fig. 3, above-mentioned turborefrigerator 1 can comprise oil and discharge pipe arrangement 15, and this oil discharges pipe arrangement 15 for connecting above-mentioned oil pump 14 and above-mentioned injector 70.
In addition, above-mentioned turborefrigerator 1 can comprise: oil equalizing pipe 60, for connecting the inflow entrance of above-mentioned fuel tank 12 and above-mentioned oil eliminator 50; And first oil reclaim pipe arrangement 51, connect above-mentioned oil eliminator 50 and above-mentioned injector 70.In addition, above-mentioned turborefrigerator 1 can comprise the second oil and reclaim pipe arrangement 71, and this second oil reclaims pipe arrangement 71 and connects above-mentioned fuel tank 12 and above-mentioned injector 70.
Now, reclaim pipe arrangement 51 from the isolated oil of above-mentioned oil eliminator 50 along above-mentioned first oil and be sucked into above-mentioned injector 70.That is, be supplied to from the first fluid (drive source, driveforce) of the part the oil that above-mentioned oil pump 14 is discharged as high pressure, thereupon, the oil of relatively low pressure is sucked into above-mentioned injector 70.
Therefore, by be fed into above-mentioned injector 70 oil flowing and reclaim pipe arrangement 51 via the first oil and be sucked into the oil of above-mentioned injector 70, reclaim pipe arrangement 71 via above-mentioned second oil and be sucked into fuel tank 12.
With reference to Fig. 3, the 3rd embodiment is equivalent to the embodiment combining the first embodiment and the second embodiment.
Specifically, in the third embodiment, fuel tank 12 is recycled to from the isolated oil of oil eliminator 50.In addition, in the third embodiment, the flowing of the refrigerant of the high pressure of discharging from compressor 10 is carried out work as the first drive source, work will be carried out as the second drive source at least partially in the oil of discharging from above-mentioned oil pump 14.
That is, in the 3rd embodiment, the refrigerant of the high pressure of discharging from compressor 10 and be not fed into above-mentioned injector 70 from the oil content that above-mentioned oil pump 14 is discharged.
In addition, from the isolated oil of above-mentioned oil eliminator 50 by the refrigerant flowing of the high pressure of discharging from above-mentioned compressor 10 and the oil flow of high pressure of discharging from above-mentioned oil pump 14, above-mentioned injector 70 is sucked into.At this, the oil be inhaled into reclaims pipe arrangement 71 along above-mentioned second oil and is recycled to fuel tank 12.
Fig. 4 is the concept map of the turborefrigerator 1 that the four ~ ten embodiment of the present invention is shown.
With reference to Fig. 4, above-mentioned turborefrigerator 1 comprises the injector 70 be connected with above-mentioned fuel tank 12, for using the flowing of the refrigerant of discharging from above-mentioned compressor 10 with from least one flowing of the oil of above-mentioned oil pump 14 discharge as drive source, be recovered to above-mentioned fuel tank 12 by dispersing to the oil of above-mentioned evaporimeter 20.
First ~ three embodiment is relevant to the oily loop structure for being recovered to above-mentioned fuel tank 12 from the isolated oil of oil eliminator 70.In addition, the four ~ six embodiment with for by the oily loop structure being recovered to above-mentioned fuel tank 12 to the oil of evaporimeter 20 side that disperses.
In the fourth embodiment, the oil being contained in evaporimeter 20 is recycled to fuel tank 12.In addition, in the fourth embodiment, the oil being contained in evaporimeter 20 using the flowing of the refrigerant of the high pressure of discharging from compressor 10 as drive source, can be recycled to fuel tank 12.In addition, in the fourth embodiment, the oil being contained in evaporimeter 20 is recovered to fuel tank 12 by single injector 70.
In sum, in the refrigerant of being discharged by above-mentioned compressor 10, a part is fed into above-mentioned injector 70, the oil being contained in above-mentioned evaporimeter 20 inside is inhaled into above-mentioned injector 70, by be fed into above-mentioned injector 70 refrigerant flowing and the oil sucked can be recycled to fuel tank 12.
That is, the refrigerant of discharging from compressor 10 is supplied to above-mentioned injector 70 as the first fluid of high pressure, is contained in the oil in evaporimeter 20 and is inhaled into as the second fluid of low pressure.
With reference to Fig. 4, above-mentioned turborefrigerator 1 can comprise: oil equalizing pipe 60, for connecting the inflow entrance of above-mentioned fuel tank 12 and above-mentioned oil eliminator 50; And evaporimeter oil reclaims pipe arrangement 21, for connecting above-mentioned evaporimeter 20 and above-mentioned injector 70.
In addition, above-mentioned turborefrigerator 1 can also comprise: the first coolant piping 31 is for connecting above-mentioned compressor 10 and above-mentioned condenser 30; Shunting pipe arrangement 32, separates from the first coolant piping 31 and is connected with above-mentioned injector 70.
In addition, above-mentioned turborefrigerator 1 can comprise the second oil recovery pipe arrangement 71, for connecting above-mentioned injector 70 and above-mentioned fuel tank 12.
The refrigerant of the high pressure of being discharged by above-mentioned compressor 10 is fed into above-mentioned condenser 30 by above-mentioned first coolant piping 31.Now, the part in the refrigerant of being discharged by above-mentioned compressor 10 is fed into above-mentioned injector 70 by above-mentioned shunting pipe arrangement 32.
Now, reclaim pipe arrangement 21 from the isolated oil of above-mentioned evaporimeter 20 along above-mentioned evaporimeter oil and be sucked into above-mentioned injector 70.That is, carry out work from the part the refrigerant that above-mentioned compressor 10 is discharged as the first fluid (drive source, driveforce) of high pressure, thereupon, the oil of the relatively low pressure of evaporimeter 20 inside is sucked into above-mentioned injector 70.
Therefore, by be fed into above-mentioned injector 70 refrigerant flowing and from evaporimeter 20 suck oil, can via above-mentioned second oil reclaim pipe arrangement 71 be recycled to fuel tank 12.
In the 5th embodiment, the separated oil be contained in evaporimeter 20 is recycled to fuel tank 12.In addition, in the 5th embodiment, the oil being contained in evaporimeter 20 can be recycled to fuel tank 12 using the oil flow of the high pressure of discharging from oil pump 14 as drive source.In addition, in the 5th embodiment, the oil be contained in evaporimeter 20 can be recycled to fuel tank 12 by an injector 70.
The oil of discharging from above-mentioned oil pump 14 is fed into above-mentioned injector 70, and the oil being contained in above-mentioned evaporimeter 20 inside is sucked into above-mentioned injector 70, by be supplied to above-mentioned injector 70 oil flowing and the oil that sucks can be recycled to fuel tank 12.
With reference to Fig. 4, above-mentioned turborefrigerator 1 can comprise: oil equalizing pipe 60, for connecting the inflow entrance of above-mentioned fuel tank 12 and above-mentioned oil eliminator 50; And evaporimeter oil reclaims pipe arrangement 21, for connecting above-mentioned evaporimeter 20 and above-mentioned injector 70.
In addition, above-mentioned turborefrigerator 1 can comprise: pipe arrangement 15 discharged by oil, for connecting oil pump 14 and above-mentioned injector 70; And second oil reclaim pipe arrangement 71, for connecting above-mentioned injector and above-mentioned fuel tank 12.
The oil be contained in above-mentioned evaporimeter 20 reclaims pipe arrangement 21 along above-mentioned evaporimeter oil and is sucked into above-mentioned injector 70.That is, supply by stating the first fluid (drive source, driveforce) of the part in oil that oil pump 14 discharges as high pressure on, thereupon, the oil of relatively low pressure is sucked into above-mentioned injector 70.
Therefore, by be fed into above-mentioned injector 70 oil flowing and reclaim pipe arrangement 21 via evaporimeter oil and be drawn into the oil of above-mentioned injector 70, reclaim pipe arrangement 71 along above-mentioned second oil and be recycled to fuel tank 12.
6th embodiment is equivalent to the embodiment combining the 4th embodiment and the 5th embodiment.
Specifically, in the sixth embodiment, the oil be contained in evaporimeter 20 is recycled to fuel tank 12.In addition, in the sixth embodiment, the refrigerant flowing of the high pressure of discharging from compressor 10 is fed into above-mentioned injector 70 as the first drive source, from the oil that above-mentioned oil pump 14 is discharged, be fed into above-mentioned injector 70 at least partially as the second drive source.
In addition, from the isolated oil of above-mentioned evaporimeter 20 by the refrigerant flowing of the high pressure of discharging from above-mentioned compressor 10 and the oil flow of high pressure of discharging from above-mentioned oil pump 14, reclaim pipe arrangement 21 via above-mentioned evaporimeter oil and be sucked into above-mentioned injector 70.At this, the oil be inhaled into reclaims pipe arrangement 71 along above-mentioned second oil and is recycled to fuel tank 12.
7th embodiment is equivalent to the embodiment combining the first embodiment and the 4th embodiment.
In the 7th embodiment, be not sucked into above-mentioned injector 70 from the isolated oil of oil eliminator 50 and the oil content being contained in above-mentioned evaporimeter 20.In the 7th embodiment, be fed into injector 70 from the part the refrigerant of the high pressure of compressor 10 discharge.That is, by be fed into above-mentioned injector 70 refrigerant flowing and the oil be inhaled into respectively can be recycled to fuel tank 12.
Specifically, above-mentioned injector 70 is fed into from the part the refrigerant that above-mentioned compressor 10 is discharged.In addition, be contained in the oil of above-mentioned evaporimeter 20 inside and be not sucked into above-mentioned injector from the isolated oil content of above-mentioned oil eliminator 50, by be fed into above-mentioned injector 70 refrigerant flowing and the oil be inhaled into respectively can be recycled to fuel tank 12.
On the other hand, above-mentioned first oil recovery pipe arrangement 51 and above-mentioned evaporimeter oil recovery pipe arrangement 21 can conflux.Specifically, be contained in above-mentioned evaporimeter 20 inside oil and from the isolated oil of above-mentioned oil eliminator 50 inflow above-mentioned injector 70 before, above-mentioned injector 70 can be sucked into via same pipe arrangement.
8th embodiment is equivalent to the embodiment combining the second embodiment and the 5th embodiment.
In the 8th embodiment, be not sucked into above-mentioned injector 70 from the isolated oil of oil eliminator 50 and the oil content being contained in above-mentioned evaporimeter 20.In the 8th embodiment, be fed into injector 70 from the part the oil of the high pressure of oil pump 14 discharge.That is, by be fed into above-mentioned injector 70 high pressure oil flow and the oil be inhaled into respectively can be recycled to fuel tank 12.
Specifically, the oil of discharging from above-mentioned oil pump 14 is fed into above-mentioned injector 70, be contained in the oil of above-mentioned evaporimeter 20 inside and be not sucked into above-mentioned injector 70 from the isolated oil content of above-mentioned oil eliminator 50, by be fed into above-mentioned injector 70 oil flowing and the oil be inhaled into respectively can be recycled to fuel tank 12.
On the other hand, above-mentioned first oil recovery pipe arrangement 51 and above-mentioned evaporimeter oil recovery pipe arrangement 21 can conflux.Specifically, be contained in above-mentioned evaporimeter 20 inside oil and from the isolated oil of above-mentioned oil eliminator 50 inflow above-mentioned injector 70 before, be sucked into above-mentioned injector 70 by same pipe arrangement.
9th embodiment is equivalent to the embodiment combining the 3rd embodiment and the 6th embodiment.
In the 9th embodiment, be not sucked into above-mentioned injector 70 from the isolated oil of oil eliminator 50 and the oil content be contained in above-mentioned evaporimeter 20.In the 9th embodiment, the part from the hydraulic oil that oil pump 14 is discharged is fed into injector 70.In addition, in the 9th embodiment, the part from the high pressure refrigerant that compressor 10 is discharged is fed into injector 70.That is, the oil sucked from evaporimeter 20 and oil eliminator 50 respectively by being fed into the oil flow of high pressure of above-mentioned injector 70 and refrigerant flowing can be recycled to fuel tank 12.
Fig. 5 is the concept map of the turborefrigerator 1 that the tenth embodiment is shown.
With reference to Fig. 5, above-mentioned turborefrigerator 1 comprises the first injector 70, this first injector 70, using the flowing of the refrigerant of discharging from above-mentioned compressor 10 or the flowing of oil of discharging from above-mentioned oil pump 14 as drive source, will be recovered to above-mentioned fuel tank 12 from the isolated oil of above-mentioned oil eliminator 50.
In addition, above-mentioned turborefrigerator 1 comprises the second injector 80, for using the flowing of the refrigerant of discharging from above-mentioned compressor 10 or the flowing of oil of discharging from above-mentioned oil pump 14 as drive source, is recovered to above-mentioned fuel tank 12 by dispersing to the oil of above-mentioned evaporimeter 20.
That is, the turborefrigerator 1 of the tenth embodiment comprises multiple injector 70,80.Now, the first injector 70 and the second injector 80 have identical structure, can be configured to different structure according to reclaimed oil.
In the tenth embodiment, the first injector 70 can be utilized will to be recovered to fuel tank 12 from the isolated oil of oil eliminator 50.The fluid being fed into the high-voltage section of above-mentioned first injector 70 can be the oil of the high pressure of being discharged by above-mentioned oil pump 14.Therefore, by be fed into the first injector 70 oil flowing and above-mentioned fuel tank 12 can be recycled to from the oil that above-mentioned oil eliminator 50 sucks.
For this reason, above-mentioned turborefrigerator 1 can comprise: oil equalizing pipe 60, for connecting above-mentioned fuel tank 12 and above-mentioned oil eliminator 50; And first oil reclaim pipe arrangement 51, for reclaim from the isolated oil of above-mentioned oil eliminator 50.Above-mentioned first oil reclaims pipe arrangement 51 and is connected with above-mentioned first injector 70.
In addition, above-mentioned turborefrigerator 1 can comprise oil and discharge pipe arrangement 15, and oil discharges pipe arrangement 15 for connecting oil pump 14 and above-mentioned first injector 70.Therefore, the oil that pipe arrangement 15 supplies high pressure is discharged by oil, by be fed into the first injector 70 oil flowing and reclaim pipe arrangement 51 from above-mentioned oil eliminator 50 along the first oil and be sucked into the oil of above-mentioned first injector 70, reclaim pipe arrangement 71 along the second oil and be recycled to above-mentioned fuel tank 12.
In addition, turborefrigerator 1 can comprise: for connecting the first coolant piping 31 of above-mentioned compressor 10 and above-mentioned condenser 30; And for connecting the shunting pipe arrangement 33 of above-mentioned first coolant piping 31 and above-mentioned second injector 80.In the refrigerant of being discharged by above-mentioned compressor 10, a part is fed into above-mentioned second injector 80 by above-mentioned shunting pipe arrangement 33.
In addition, above-mentioned turborefrigerator 1 can comprise: the evaporimeter oil for connecting above-mentioned evaporimeter 20 and above-mentioned second injector 80 reclaims pipe arrangement 22; And reclaim pipe arrangement 81 for the 3rd oil connecting above-mentioned second injector 80 and above-mentioned fuel tank 12.
At this, if be fed into above-mentioned second injector 80 from the part the high pressure refrigerant that above-mentioned compressor 10 is discharged, then the low pressure oil of above-mentioned evaporimeter 20 inside can be sucked into above-mentioned second injector 80.Therefore, the oil of above-mentioned evaporimeter 20 inside can reclaim pipe arrangement 81 along the 3rd oil and be recovered to above-mentioned fuel tank 12.
In sum, from oil pump 14 discharge oil as the drive source for sucking from the isolated oil of oil eliminator 50, the first injector 70 can be fed into.In addition, the part from the refrigerant that above-mentioned compressor 10 is discharged, as the drive source of the oil for sucking above-mentioned evaporimeter 20 inside, is fed into the second injector 80.
Fig. 6 is the concept map of the turborefrigerator 1 that first embodiment of the invention is shown.
With reference to Fig. 6, above-mentioned turborefrigerator 1 comprises the first injector 70 be connected with above-mentioned fuel tank 12, first injector 70, for using the flowing of the refrigerant of discharging from above-mentioned compressor 10 or the flowing of oil of discharging from above-mentioned oil pump 14 as drive source, will be recovered to above-mentioned fuel tank 12 from the isolated oil of above-mentioned oil eliminator 50.
In addition, above-mentioned turborefrigerator 1 has the second injector 80 be connected with above-mentioned fuel tank 12, second injector 80, for using the flowing of the refrigerant of discharging from above-mentioned compressor 10 or the flowing of oil of discharging from above-mentioned oil pump 14 as drive source, is recovered to above-mentioned fuel tank 12 by dispersing to the oil of above-mentioned evaporimeter 20.
That is, the turborefrigerator 1 of the first embodiment comprises multiple injector 70,80.Now, the first injector 70 and the second injector 80 can have identical structure, can be configured to different structure according to reclaimed oil.
In the 11 embodiment, in the first injector 70 can be utilized will to be recovered to fuel tank 12 from the isolated oil of oil eliminator 50.The fluid being supplied to the high-voltage section of above-mentioned first injector 70 can be from the part the high pressure refrigerant that above-mentioned compressor 10 is discharged.Therefore, by be fed into the first injector 70 refrigerant flowing and above-mentioned fuel tank 12 can be recycled to from the oil that above-mentioned oil eliminator 50 sucks.
For this reason, above-mentioned turborefrigerator 1 can comprise: for connecting the oil equalizing pipe 60 of above-mentioned fuel tank 12 and above-mentioned oil eliminator 50; And reclaim pipe arrangement 51 for reclaiming from the first oil of the isolated oil of above-mentioned oil eliminator 50.Above-mentioned first oil reclaims pipe arrangement 51 and is connected with above-mentioned first injector 70.
In addition, turborefrigerator 1 can comprise: the first coolant piping 31, for connecting above-mentioned compressor 10 and above-mentioned condenser 30; And shunting pipe arrangement 32, for connecting above-mentioned first coolant piping 31 and above-mentioned first injector 70.
At this, if be fed into above-mentioned first injector 70 from the part the high pressure refrigerant that above-mentioned compressor 10 is discharged, then above-mentioned first injector 70 can be sucked into from the isolated low pressure oil of above-mentioned oil eliminator 50.In addition, the oil being sucked into above-mentioned first injector 70 can reclaim pipe arrangement 71 along above-mentioned second oil and be recovered to above-mentioned fuel tank 12.
In addition, above-mentioned turborefrigerator 1 can comprise: evaporimeter oil reclaims pipe arrangement 22, for connecting above-mentioned evaporimeter 20 and above-mentioned second injector 80; And the 3rd oil reclaim pipe arrangement 81, for connecting above-mentioned second injector 80 and above-mentioned fuel tank 12.
In addition, above-mentioned turborefrigerator 1 can comprise oil and discharge pipe arrangement 16, and this oil discharges pipe arrangement 16 for connecting oil pump 14 and above-mentioned second injector 80.Therefore, discharge pipe arrangement 16 by oil and supply hydraulic oil, by be supplied to the second injector 80 oil flowing and from above-mentioned evaporimeter 20 along evaporimeter, oil reclaims pipe arrangement 22 and is sucked into the oil of above-mentioned second injector 80, pipe arrangement 81 can be reclaimed along the 3rd oil and be recovered to above-mentioned fuel tank 12.
In sum, the part from the refrigerant that above-mentioned compressor 10 is discharged, as the drive source for sucking from the isolated oil of oil eliminator 50, is fed into the first injector 70.In addition, from oil pump 14 discharge oil as the drive source of the oil for sucking above-mentioned evaporimeter 20 inside, be fed into the second injector 80.
Although not shown, in order to suck from the isolated oil of oil eliminator 50 and the oil being contained in evaporimeter 20, single drive source can be used.
As an embodiment, a part from the refrigerant that above-mentioned compressor 10 is discharged is fed into above-mentioned first injector 70, from the isolated oil of above-mentioned oil eliminator 50 by the flowing of refrigerant being fed into above-mentioned first injector 70, be sucked into above-mentioned first injector 70.Therefore, the oil being sucked into the first injector 70 can be recycled to above-mentioned fuel tank 12.
In addition, the part from the refrigerant that above-mentioned compressor 10 is discharged is fed into above-mentioned second injector 80, is contained in oil in above-mentioned evaporimeter 20 by the flowing of refrigerant being fed into above-mentioned second injector 80, is sucked into above-mentioned second injector 80.Therefore, the oil being sucked into the second injector 80 can be recycled to above-mentioned fuel tank 12.
That is, by flowing and multiple injector of the refrigerant of discharging from compressor, can suck respectively and reclaim from the isolated oil of oil eliminator 50 and the oil be contained in evaporimeter 20.
Alternatively, a part from the oil that above-mentioned oil pump 14 is discharged is fed into above-mentioned first injector 70, from the isolated oil of above-mentioned oil eliminator 50 by the flowing of oil being fed into above-mentioned first injector 70, be sucked into above-mentioned first injector 70.Therefore, the oil being sucked into the first injector 70 can be recycled to above-mentioned fuel tank 12.
In addition, the part from the oil that above-mentioned oil pump 14 is discharged is fed into above-mentioned second injector 80, and the oil being contained in above-mentioned evaporimeter 20, by the flowing of oil being fed into above-mentioned second injector 80, is sucked into above-mentioned second injector 80.Therefore, the oil being sucked into the second injector 80 can be recycled to above-mentioned fuel tank 12.
That is, by flowing and multiple injector of the oil of discharging from oil pump 14, can suck and reclaim from the isolated oil of oil eliminator 50 respectively and be contained in oil evaporimeter 20.
Fig. 7 is the major part stereogram of the fuel tank 12 of the turborefrigerator that one embodiment of the invention is shown.
The terminal part 61 being positioned at the oil equalizing pipe 60 of inside, above-mentioned fuel tank 12 upper end can to the upper end lateral bend of above-mentioned fuel tank 12.In addition, the terminal part 61 of above-mentioned oil equalizing pipe 60 is configured in the position with the inner peripheral surface distance predetermined distance of the upper end of above-mentioned fuel tank 12, can flow into above-mentioned refrigerant and oil in the terminal part 61 of above-mentioned oil equalizing pipe 60.
Specifically, the inflow entrance 62 of above-mentioned oil equalizing pipe 60 can be positioned at the upper end of above-mentioned fuel tank 12 inside, the inflow entrance 62 of above-mentioned oil equalizing pipe 60 can be arranged to the upper end of above-mentioned fuel tank 12 in opposite directions.According to this structure, be contained in the refrigerant in above-mentioned fuel tank 12 and the oily inflow entrance 62 flowing into above-mentioned oil equalizing pipe 60 in the process of the upper end of above-mentioned fuel tank 12 flowing.
On the other hand, the terminal part 61 of above-mentioned oil equalizing pipe 60 and the inner peripheral surface distance 50mm ~ 70mm of the upper end of above-mentioned fuel tank 12, multiple numerical value can be arranged to according to flow certainly by experiment in this interval.
The terminal part 61 being provided with inflow entrance 62 of above-mentioned oil equalizing pipe 60 can be formed as the bend pipe bending towards the upper end of above-mentioned fuel tank 12.
The preferred embodiments of the present invention described above be illustratively and disclosed in, for a person skilled in the art, can carry out various amendment, change and interpolation in thought of the present invention and scope, this amendment, change and interpolation should be considered as belonging to scope of the present invention.
Claims (16)
1. a turborefrigerator, is characterized in that,
Comprise:
Compressor, comprises for the impeller of compression refrigerant, for transmitting the power transmission of power and the fuel tank for storing oil to impeller;
Condenser, for carrying out the heat exchange of above-mentioned refrigerant and cooling water;
Evaporimeter, for carrying out the heat exchange of refrigerant via above-mentioned condenser and cold water;
Oil pump, for supplying above-mentioned oil from above-mentioned fuel tank to power transmission;
Oil eliminator, is separated with oil the refrigerant of discharging from above-mentioned fuel tank; And
Injector, be connected with above-mentioned fuel tank, utilize at least one flowing of the refrigerant of discharging from above-mentioned compressor and the flowing of oil of discharging from above-mentioned oil pump as drive source, be recovered to from the isolated first recycle object oil of above-mentioned oil eliminator and dispersing at least one oil in the second recycle object oil of above-mentioned evaporimeter in above-mentioned fuel tank.
2. turborefrigerator according to claim 1, is characterized in that,
From the refrigerant that above-mentioned compressor is discharged, a part is fed into above-mentioned injector as power source refrigerant,
Above-mentioned injector is inhaled into as above-mentioned first recycle object oil from the isolated oil of above-mentioned oil eliminator,
By be supplied to above-mentioned injector above-mentioned power source refrigerant flowing and be inhaled into above-mentioned first recycle object oil, be recycled to above-mentioned fuel tank.
3. turborefrigerator according to claim 2, is characterized in that, the oil of discharging from above-mentioned oil pump is fed into above-mentioned injector.
4. turborefrigerator according to claim 1, is characterized in that,
The oil of discharging from above-mentioned oil pump is fed into above-mentioned injector as power source oil,
Above-mentioned injector is sucked into from the isolated above-mentioned first recycle object oil of above-mentioned oil eliminator,
By be fed into above-mentioned injector above-mentioned power source oil flowing and be inhaled into above-mentioned first recycle object oil, be recycled to above-mentioned fuel tank.
5. turborefrigerator according to claim 1, is characterized in that, by the isolated refrigerant of above-mentioned oil eliminator, the negative pressure produced by the rotation by above-mentioned impeller is sucked into the inflow entrance of above-mentioned compressor.
6. turborefrigerator according to claim 1, is characterized in that,
A part from the refrigerant that above-mentioned compressor is discharged is fed into above-mentioned injector as power source refrigerant,
The above-mentioned second recycle object oil being contained in above-mentioned evaporimeter inside is sucked into above-mentioned injector,
By be fed into above-mentioned injector above-mentioned power source refrigerant flowing and be inhaled into above-mentioned second recycle object oil, be recycled to above-mentioned fuel tank.
7. turborefrigerator according to claim 6, is characterized in that, the oil of discharging from above-mentioned oil pump is fed into above-mentioned injector.
8. turborefrigerator according to claim 1, is characterized in that,
The oil of discharging from above-mentioned oil pump is fed into above-mentioned injector as power source oil,
The above-mentioned second recycle object oil being contained in above-mentioned evaporimeter inside is sucked into above-mentioned injector,
By be fed into above-mentioned injector above-mentioned power source oil flowing and be inhaled into above-mentioned second recycle object oil, be recycled to above-mentioned fuel tank.
9. turborefrigerator according to claim 1, is characterized in that,
A part from the refrigerant that above-mentioned compressor is discharged is fed into above-mentioned injector as power source refrigerant,
Be contained in the above-mentioned second recycle object oil of above-mentioned evaporimeter inside and be not sucked into above-mentioned injector from the isolated above-mentioned first recycle object oil content of above-mentioned oil eliminator,
By be supplied to above-mentioned injector above-mentioned power source refrigerant flowing and be inhaled into respectively above-mentioned first recycle object oil and above-mentioned second recycle object oil, be recycled to above-mentioned fuel tank.
10. turborefrigerator according to claim 9, it is characterized in that, above-mentioned second recycle object being contained in above-mentioned evaporimeter inside is oily and oily before the above-mentioned injector of inflow from isolated above-mentioned first recycle object of above-mentioned oil eliminator, is sucked into above-mentioned injector by same pipe arrangement.
11. turborefrigerators according to claim 1, is characterized in that,
The power source oil of discharging from above-mentioned oil pump is fed into above-mentioned injector,
Be contained in the above-mentioned second recycle object oil of above-mentioned evaporimeter inside and be not sucked into above-mentioned injector from the isolated above-mentioned first recycle object oil content of above-mentioned oil eliminator,
By be supplied to above-mentioned injector above-mentioned power source oil flowing and suck respectively above-mentioned first recycle object oil and above-mentioned second recycle object oil, be recycled to above-mentioned fuel tank.
12. 1 kinds of turborefrigerators, is characterized in that,
Comprise:
Compressor, comprises for the impeller of compression refrigerant, for transmitting the power transmission of power and the fuel tank for storing oil to impeller;
Condenser, for carrying out the heat exchange of above-mentioned refrigerant and cooling water;
Evaporimeter, for carrying out the heat exchange of refrigerant via above-mentioned condenser and cold water;
Oil pump, for supplying above-mentioned oil from above-mentioned fuel tank to power transmission;
Oil eliminator, is separated with oil the refrigerant of discharging from above-mentioned fuel tank;
First injector, is connected with above-mentioned fuel tank, utilizes the flowing of the refrigerant of discharging from above-mentioned compressor or the flowing of oil of discharging from above-mentioned oil pump as drive source, will be recovered to above-mentioned fuel tank from the isolated first recycle object oil of above-mentioned oil eliminator; And
Second injector, is connected with above-mentioned fuel tank, and the second recycle object oil being distributed to above-mentioned evaporimeter, as drive source, is recovered to above-mentioned fuel tank by the flowing of medical refrigerant of discharging from above-mentioned compressor or the flowing of oil of discharging from above-mentioned oil pump.
13. turborefrigerators according to claim 12, is characterized in that,
A part from the refrigerant that above-mentioned compressor is discharged is fed into above-mentioned first injector as power source refrigerant,
From the isolated oil of above-mentioned oil eliminator as above-mentioned first recycle object oil, the flowing by the above-mentioned power source refrigerant being supplied to above-mentioned first injector is sucked into above-mentioned first injector,
The oil of discharging from above-mentioned oil pump is fed into above-mentioned second injector as power source oil,
Be contained in the above-mentioned second recycle object oil of above-mentioned evaporimeter, the flowing by the above-mentioned power source oil being fed into above-mentioned second injector is sucked into above-mentioned second injector.
14. turborefrigerators according to claim 12, is characterized in that,
The oil of discharging from above-mentioned oil pump is fed into above-mentioned first injector as power source oil,
From the isolated above-mentioned first recycle object oil of above-mentioned oil eliminator, the flowing by the above-mentioned power source oil being fed into above-mentioned first injector is sucked into above-mentioned first injector,
A part from the refrigerant that above-mentioned compressor is discharged is fed into above-mentioned second injector as power source refrigerant,
Be contained in the above-mentioned second recycle object oil in above-mentioned evaporimeter, the flowing by the above-mentioned power source refrigerant being fed into above-mentioned second injector is sucked into above-mentioned second injector.
15. turborefrigerators according to claim 12, is characterized in that,
A part from the refrigerant that above-mentioned compressor is discharged is fed into above-mentioned first injector as the first power source refrigerant,
From the isolated above-mentioned first recycle object oil of above-mentioned oil eliminator, the flowing by the above-mentioned first power source refrigerant being fed into above-mentioned first injector is sucked into above-mentioned first injector,
A part from the refrigerant that above-mentioned compressor is discharged is fed into above-mentioned second injector as the second power source refrigerant,
Be contained in the above-mentioned second recycle object oil of above-mentioned evaporimeter, the flowing by the above-mentioned second power source refrigerant being fed into above-mentioned second injector is sucked into above-mentioned second injector.
16. turborefrigerators according to claim 12, is characterized in that,
A part from the oil that above-mentioned oil pump is discharged is fed into above-mentioned first injector as the first power source oil,
From the isolated above-mentioned first recycle object oil of above-mentioned oil eliminator, the flowing by above-mentioned first power source oil being fed into above-mentioned first injector is sucked into above-mentioned first injector,
A part from the oil that above-mentioned oil pump is discharged is fed into above-mentioned second injector as the second power source oil,
Be contained in the above-mentioned second recycle object oil of above-mentioned evaporimeter, the flowing by above-mentioned second power source oil being fed into above-mentioned second injector is sucked into above-mentioned second injector.
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| KR10-2013-0158962 | 2013-12-19 | ||
| KR1020130158962A KR102163917B1 (en) | 2013-12-19 | 2013-12-19 | Turbo chiller |
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|---|---|---|---|---|
| CN108362024A (en) * | 2017-01-26 | 2018-08-03 | 荏原冷热系统株式会社 | Centrifugal refrierator |
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| KR102037239B1 (en) * | 2017-09-20 | 2019-10-28 | 엘지전자 주식회사 | Ciller unit and Chiller system including the same |
| JP7353275B2 (en) * | 2017-09-25 | 2023-09-29 | ジョンソン コントロールズ テクノロジー カンパニー | Two stage oil powered eductor system |
| KR20220039298A (en) * | 2020-09-22 | 2022-03-29 | 삼성전자주식회사 | Oil separator, compressor and refrigeration cycle device including the same |
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| KR20150071874A (en) | 2015-06-29 |
| KR102163917B1 (en) | 2020-10-12 |
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Application publication date: 20150624 |