CN104315754A - Vortex parallel-connecting heat pump unit and starting mode thereof - Google Patents
Vortex parallel-connecting heat pump unit and starting mode thereof Download PDFInfo
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- CN104315754A CN104315754A CN201410645119.4A CN201410645119A CN104315754A CN 104315754 A CN104315754 A CN 104315754A CN 201410645119 A CN201410645119 A CN 201410645119A CN 104315754 A CN104315754 A CN 104315754A
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- screw compressor
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- evaporimeter
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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
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
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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
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
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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
- F25B39/00—Evaporators; Condensers
- F25B39/04—Condensers
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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
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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
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control 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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/02—Details of evaporators
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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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/04—Details of condensers
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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)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a vortex parallel-connecting heat pump unit and a starting mode thereof. The heat pump unit comprises a rack, a housing which is matched with the rack, and a plurality of vortex compressors which are uniformly arranged on the rack; the vortex compressors are connected in parallel with each other to form a plurality of parallel-connecting units; two ends of the parallel-connecting units are respectively connected with an evaporator and a condenser through parallel-connecting pipelines; the evaporator is connected with the condenser through a throttling device; a second water inlet and a second water outlet of the evaporator are respectively equipped with a matched second water inlet pipeline and a matched second water outlet pipeline; a first water inlet and a second water inlet of the condenser are respectively equipped with a matched first water inlet pipeline and a matched second water outlet pipeline; the first water inlet pipeline is equipped with a high-magnetism device. The heat pump unit has the beneficial effects that the structure is compact, the noise is small, the efficiency is high, the safety and explosion preventing performance are ensured, the reliability is high, the operation is simple, the implementation is easy, and the market popularization and application can be performed conveniently.
Description
Technical field
The present invention relates to a kind of source pump, be specifically related to a kind of vortex parallel source pump and Starting mode thereof.
Background technology
First, source pump is by inputting a small amount of energy, and realize low grade heat energy to high-grade heat energy transfer, winter, summer was as the low-temperature receiver of air-conditioning as the thermal source of heat pump heating, wherein compressor is the core component of source pump, efficient compressor is adopted to be the key of unit energy-saving run, because of compared with the compressor of other types, it is little that screw compressor has volume, compact conformation, noise is low, vibrate the superiority such as little and efficiency is high, source pump multiselect screw compressor, but due to own structural characteristics and the restriction being subject to processing precision and assembly technology, screw compressor single-machine capacity is less, therefore screw compressor capacity how is improved, expand the adjustable range of source pump heating capacity or refrigerating capacity, an important technical barrier to widen the application of vortex source pump.
Secondly, along with dark day by day increasing and the improving constantly of Mechanion degree adopted by mine, mine High Temperature in Deep Mine evil becomes one of significant problem that restriction safety of coal mines exploits.Current downhole cooling unit mostly adopts explosion-proof screw-type water chiller, and power is large, and equipment volume is comparatively large, is generally mainly used in the centralized cooling system in down-hole, is arranged on shaft station or exploiting field equipment chamber, is restricted in working face flexible arrangement.Arrange that cooling unit demand fulfillment equipment is simple, noise is low, it is little to take up room, conveniently moving at working face, conventional vortex formula source pump possesses above-mentioned performance characteristics, but because of its plant capacity little, do not have Explosion-proof Design etc. to limit the application in downhole cooling.
3rd, higher at water hardness, the area that suspension content is larger uses source pump, easily causes source pump Incrustation of pipe and blocking, source pump heat supply (refrigeration) effect is affected, therefore requires that unit possesses certain anti-scaling function.
For the problem in correlation technique, at present effective solution is not yet proposed.
Summary of the invention
The object of this invention is to provide a kind of vortex parallel source pump, there is the features such as heating capacity/refrigerating capacity is large, adjustable, low noise, safety anti-explosive and high efficiency, currently available technology above shortcomings can be overcome.
The object of the invention is to be achieved through the following technical solutions:
A kind of vortex parallel source pump, comprise frame, the casing matched with frame, screw compressor, evaporimeter, condenser, throttling arrangement and electric-control system, described frame is evenly provided with some screw compressors, several parallel units of described screw compressor formation parallel with one another, the two ends of described parallel units are connected with described condenser with described evaporimeter respectively by parallel pipeline, described evaporimeter is connected with described condenser by throttling arrangement, and the water inlet two of described evaporimeter and delivery port two are respectively equipped with the inlet channel two and outlet conduit two that match, the water inlet one of described condenser and delivery port one are respectively equipped with the inlet channel one and outlet conduit one that match, and inlet channel one is connected with high magnetic machine, wherein, described screw compressor is provided with refrigerant inlet and refrigerant outlet, described refrigerant inlet connects the refrigerant pipe way outlet of evaporimeter by parallel pipeline, described refrigerant outlet connects the refrigerant line import of condenser by parallel pipeline, the refrigerant pipe way outlet of described condenser is connected with one end of throttling arrangement, and the other end of described throttling arrangement is connected with the refrigerant line import of described evaporimeter.
Further, described parallel units number is one, two, three or four; A described parallel units is made up of the parallel scroll of at least one number of combinations in following: Liang Tai, three, four.
Further, the single-machine capacity of described screw compressor is at least 15HP.
Further, described casing is explosion-resistant enclosure, and described screw compressor is also provided with the explosion-resistant enclosure matched with screw compressor, and the terminal box of described screw compressor does encapsulation process, and described terminal box is provided with the explosion-resistant enclosure matched; Described temperature sensor is explosion-proof type temperature sensor, and described electric-control system is also provided with the explosion-resistant enclosure matched.
Further, temperature sensor is in series with between the refrigerant outlet of described screw compressor and described condenser.
Further, described high magnetic machine comprises filtrate housing, described filtrate housing is provided with water inlet three, delivery port three and sewage draining exit, the filter matched is provided with in described filtrate housing, wherein, described water inlet three is connected to the water inlet end of described inlet channel one, and described delivery port three is connected to the water side of described inlet channel one.
Further, described filtrate housing is Y type; And described filter comprises the filter screen be arranged in sewage draining exit, described filter screen and described sewage draining exit inwall fit, and are provided with the filter core matched in described filter screen; Described filter core comprises magnet, some magnetic patch and magnet ring; Described magnet is cylindrical structural, and evenly and around being adsorbed with several magnetic patch on described magnet, and outside each magnetic patch, be provided with the magnet ring matched with magnetic patch.
Preferably, described condenser and described evaporimeter are shell and tube exchanger, and described condenser is provided with the housing one matched with condenser, described outlet conduit one is connected with described housing one with high magnetic machine, and require evenly to be provided with some longitudinal baffles in described housing one according to compressor parallel number of unit, to form the independently refrigerant circulation loop with compressor parallel number of unit; Described evaporimeter is provided with the housing two matched with evaporimeter, described inlet channel two is connected with described housing two with outlet conduit two, and require evenly to be provided with some transverse baffles in described housing two, to be formed at the refrigerant circulation loop of compressor parallel unit number according to compressor parallel number of unit.
Preferably, the inwall of the inlet channel one of described condenser and the inlet channel two of outlet conduit one and described evaporimeter and outlet conduit two is all coated with nano ceramic coat.
Starting mode in a kind of vortex parallel source pump, comprise the following steps: several parallel units of described screw compressor formation parallel with one another, described multiple stage screw compressor adopts sequential starting control mode, and every platform screw compressor is spaced apart 30 seconds start-up time, does not need reduced-voltage starting; When screw compressor needs unloading, stop screw compressor work in order, the time interval of step is 3 seconds; The startup of described screw compressor and stopping order not being fixed, the screw compressor of preferential startup optimization shortest time, the screw compressor that the preferential time out of service is the longest, makes each screw compressor equilibrium operating, and load condition is determined to open described screw compressor quantity needed for user.
Beneficial effect of the present invention is:
1, multiple stage parallel scroll forms a parallel scroll unit, multiple parallel scroll unit forms corresponding independently refrigerant circulation loop to source pump inner condenser and evaporimeter, effectively improve screw compressor capacity, and screw compressor is by force redundant, if break down in one of them loop, other loops still can normally be run, ensure that the redundant of unit, operation stability is strong, effectively improves stability and the reliability of system cloud gray model;
2, adopt parallel scroll to use, during switching on and shutting down, automatically determine the quantity of starting shooting according to the change of load, ensure that the screw compressor opened is in optimal operational condition, energy-efficient;
3, in unit, pipeline arranges high magnetic machine, prevents Incrustation of pipe and corrosion, ensures unit heat supply/refrigeration;
4, by the unique design of evaporimeter and condenser, an evaporimeter can be connected with multiple parallel scroll unit with a condenser, effectively saves and takes up room;
5, this apparatus structure is compact, and noise is low, and efficiency is high, safety anti-explosive, and reliability is high, simple to operate, easily realizes, and is conducive to the propagation and employment in market;
6, this device adopt Explosion-proof Design, ensure that at colliery use safety, can be widely used in underground coal mine refrigeration or coal mine ground heat, freeze.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of vortex parallel source pump according to the embodiment of the present invention;
Fig. 2 is each parts connection diagram of a kind of vortex parallel source pump according to the embodiment of the present invention;
Fig. 3 is the high magnetic machine figure that the water inlet conduit of a kind of vortex parallel source pump according to the embodiment of the present invention is installed;
Fig. 4 is the structural representation of filter core in the high magnetic machine of a kind of vortex parallel source pump according to the embodiment of the present invention;
Fig. 5 is the structural representation of the condenser of a kind of vortex parallel source pump according to the embodiment of the present invention;
Fig. 6 is the structural representation of the evaporimeter of a kind of vortex parallel source pump according to the embodiment of the present invention.
In figure:
1, screw compressor; 2, condenser; 21, inlet channel one; 22, outlet conduit one; 23, longitudinal baffle; 3, evaporimeter; 31, inlet channel two; 32, outlet conduit two; 33, transverse baffle; 4, throttling arrangement; 5, high magnetic machine; 51, filtrate housing; 52, water inlet three; 53, delivery port three; 54, sewage draining exit; 55, filter; 56, filter screen; 57, filter core; 58, magnet; 59, magnetic patch; 510, magnet ring; 6, frame; 7, temperature sensor; 8, casing; 9, parallel units.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of protection of the invention.
As shown in Figure 1-2, according to a kind of vortex parallel source pump of the embodiment of the present invention, comprise frame 6, the casing 8 matched with frame 6, screw compressor 1, evaporimeter 3, condenser 2, throttling arrangement 4 and electric-control system, described frame 6 is evenly provided with some screw compressors 1, several parallel units 9 of described screw compressor 1 formation parallel with one another, the two ends of described parallel units 9 are connected with described condenser 2 with described evaporimeter 3 respectively by parallel pipeline, wherein, preferably, the two ends of several parallel units 9 are connected to an evaporimeter 3 and a condenser 2, described evaporimeter 3 is connected with described condenser 2 by described throttling arrangement 4, formed and the same number of independently refrigerant circulation loop of described parallel units 9, and the water inlet two of described evaporimeter 3 and delivery port two are respectively equipped with the inlet channel 2 31 and outlet conduit 2 32 that match, the water inlet one of described condenser 2 and delivery port one are respectively equipped with the inlet channel 1 and outlet conduit 1 that match, and inlet channel 1 is connected with high magnetic machine 5, wherein, described screw compressor 1 is provided with refrigerant inlet and refrigerant outlet, described refrigerant inlet connects the refrigerant pipe way outlet of evaporimeter 3 by parallel pipeline, described refrigerant outlet connects the refrigerant line import of condenser 2 by parallel pipeline, the refrigerant pipe way outlet of described condenser 2 is connected with one end of throttling arrangement 4, and the other end of described throttling arrangement 4 is connected with the refrigerant line import of described evaporimeter 3, in addition, this device also comprises electric-control system, and wherein said screw compressor 1 is electrically connected with described electric-control system.
Described parallel units 9 number is one, two, three or four; Described parallel units 9 is made up of screw compressor 1 parallel connection of at least one number of combinations in following: Liang Tai, three, four; Therefore, described source pump is made up of screw compressor 1 parallel connection of following at least one number of combinations: Liang Tai, three, four, five, six, seven, eight, nine, ten, Shi Yitai, Shi Ertai, Shi Santai, Shi Sitai, Shi Wutai, 16.
The single-machine capacity of described screw compressor 1 is at least 15HP.
Described casing 8 is explosion-resistant enclosure, and described screw compressor 1 is also provided with the explosion-resistant enclosure matched with screw compressor 1, and the terminal box of described screw compressor 1 does encapsulation process, and described terminal box is provided with the explosion-resistant enclosure matched; Described temperature sensor 7 is explosion-proof type temperature sensor, and described electric-control system is also provided with the explosion-resistant enclosure matched.
Temperature sensor 7 is in series with between the refrigerant outlet of described screw compressor 1 and described condenser 2.
As shown in Figure 2, described screw compressor 1 is provided with refrigerant inlet and refrigerant outlet, described refrigerant inlet connects the refrigerant pipe way outlet of evaporimeter 3 by parallel pipeline, described refrigerant outlet connects the refrigerant line import of condenser 2 by parallel pipeline, the refrigerant pipe way outlet of described condenser 2 is connected with one end of throttling arrangement 4, and the other end of described throttling arrangement 4 is connected with the refrigerant line import of described evaporimeter 3; Temperature sensor 7 is in series with between the refrigerant outlet of described screw compressor 1 and described condenser 2, described temperature sensor 7 can the temperature of monitoring system, when improving the outlet exhaust temperatures of screw compressor 1 in Suitable ranges, the safe operation of guarantee system, improves the security reliability of system cloud gray model.
As shown in Figure 3, described high magnetic machine 5 comprises filtrate housing 51, described filtrate housing 51 is provided with water inlet 3 52, delivery port 3 53 and sewage draining exit 54, the filter 55 matched is provided with in described filtrate housing 51, wherein, described water inlet 3 52 is connected to the water inlet end of described inlet channel 1, and described delivery port 3 53 is connected to the water side of described inlet channel 1; Described filtrate housing 51 is in Y type; Described filter 55 comprises the filter screen 56 be arranged in sewage draining exit 54, and described filter screen 56 fits with described sewage draining exit 54 inwall, and is provided with the filter core 57 matched in described filter screen 56.
As shown in Figure 4, described filter core 57 comprises magnet 58, some magnetic patch 59 and magnet ring 510; Described magnet 58 is cylindrical structural, and evenly and around being adsorbed with several magnetic patch 59 on described magnet 58, and outside each magnetic patch 59, be provided with the magnet ring 510 matched with magnetic patch 59; Different magnetic patch 59 symmetry of two magnetic poles is adsorbed on a magnet 58, and magnet 58 arranges a pair or more of magnetic patch 59 from top to bottom, and every a pair magnetic patch 59 and upper a pair magnetic patch 59 have the deflection of certain angle on magnet 58 vertical axis; The magnet ring 510 that every a pair magnetic patch 59 outer wrap one fits with it, the inner ring of magnet ring 510 and the outer ring of magnetic patch 59 fit tightly, and can strengthen magnetic efficiency; And described condenser 2 is intake by the magnetized filtering of high magnetic machine 5, can realize purification of water quality, prevents Incrustation of pipe and blocking.
As seen in figs. 5-6, described condenser 2 and described evaporimeter 3 are shell and tube exchanger, and described condenser 2 is provided with the housing one matched with condenser 2, described outlet conduit 1 is connected with described housing one with high magnetic machine 5, and require evenly to be provided with some longitudinal baffles 23 in described housing one according to the number of compressor parallel unit 9, to form the independently refrigerant circulation loop with compressor parallel number of unit; Described evaporimeter 3 is provided with the housing two matched with evaporimeter 3, described inlet channel 2 31 is connected with described housing two with outlet conduit 2 32, and require evenly to be provided with some transverse baffles 33 in described housing two, to form the refrigerant circulation loop of machine parallel units number by compression according to compressor parallel number of unit.
The inwall of the inlet channel 1 of described condenser 2 and the inlet channel 2 31 of outlet conduit 1 and described evaporimeter 3 and outlet conduit 2 32 is all coated with nano ceramic coat.
Starting mode in a kind of vortex parallel source pump, comprise the following steps: several parallel units 9 of described screw compressor 1 formation parallel with one another, described multiple stage screw compressor 1 adopts sequential starting control mode, every platform screw compressor 1 is spaced apart 30 seconds start-up time, does not need reduced-voltage starting; When temperature controls energy demand unloading, stop screw compressor 1 to work in order, the time interval of step is 3 seconds; The startup of described screw compressor 1 and stopping order not being fixed, the screw compressor 1 of preferential startup optimization shortest time, the screw compressor 1 that the preferential time out of service is the longest, make the equilibrium operating of each screw compressor 1, and load condition is determined to open described screw compressor 1 quantity needed for user.
During concrete use, as shown in Figure 1, the invention provides one has 3 screw compressor 1 parallel connections to form a parallel units 9, and whole source pump comprises 2 parallel units 9, the corresponding throttling arrangement 4 of one of them parallel units 9; Described condenser 2 is also positioned in casing 8, and described condenser 2 correspondence is provided with evaporimeter 3, and a condenser 2 is connected with two parallel units 9 and two throttling arrangements 4 by parallel pipeline with an evaporimeter 3, forms two independently refrigerant circulation loops.
Wherein, the refrigerant inlet of three screw compressors 1 connects the refrigerant pipe way outlet of evaporimeter 3 by parallel pipeline, and the refrigerant outlet of three screw compressors 1 connects the refrigerant line import of condenser 2 by parallel pipeline; One end of the refrigerant pipe way outlet connecting joint stream device 4 of condenser 2, being connected with the refrigerant line import of evaporimeter 3 of the other end of throttling arrangement 4, form an independently refrigerant circulation loop thus, correspondingly, one to four compressor parallel unit can form 1 to 4 respective independently refrigerant circulation loops; Compressor parallel unit 9 refrigerant outlet discharge duct can also arrange a high temperature protection temperature sensor 7, compressor outlet delivery temperature can be improved in Suitable ranges.
Described condenser 2 is shell and tube exchanger, wherein fill cold-producing medium between the housing one of condenser 2 and pipeline, chilled water is filled in pipeline, according to the number requirement of parallel units 9, housing one inside of its condenser 2 is provided with one and above longitudinal baffle 23, with isolated housing inner refrigerant loop, and forming the independently refrigerant circulation loop with described parallel units 9 number; Described evaporimeter 3 is also shell and tube exchanger, wherein the pipeline of evaporimeter 3 is interior fills cold-producing medium, cooling water is filled between pipeline and housing two, according to the requirement of described parallel units 9 number, its housing two inside is provided with one and above transverse baffle 33 completely cuts off refrigerant tubing, to form the independently refrigerant circulation loop with described parallel units 9 number.
In order to ensure at colliery use safety, can for having steel plate or cast steel, the cast iron of some strength; And the terminal box of described screw compressor 1 does encapsulation process, and described terminal box is also provided with the explosion-resistant enclosure matched, and has enough inner spaces, wall thickness and mechanical strength, and junction box applies are-tight paint; Described source pump electric-control system is also provided with the explosion-resistant enclosure matched outward; Described high temperature protection temperature sensor is explosion-proof type.
Described screw compressor 1 single-machine capacity be 15HP and more than.
In order to ensure at colliery use safety, described source pump casing 8 and screw compressor 1 are provided with housing and all adopt explosion-resistant enclosure, can for having steel plate or cast steel, the cast iron of some strength; And the terminal box of described screw compressor 1 does encapsulation process, and described terminal box is also provided with the explosion-resistant enclosure matched, and has enough inner spaces, wall thickness and mechanical strength, and junction box applies are-tight paint; Described source pump electric-control system is also provided with the explosion-resistant enclosure matched outward; Described temperature sensor 7 is explosion-proof type.
Described screw compressor 1 motor internal coil thickness can be that 380V or 660V adjusts according to Power Level; Described electric-control system wiring adopts 12V-36V intrinsic safety type electric pressure.
This device can heat and freeze two kinds of running statuses, can be switched realize the switching heating refrigerating state by the water lines of described evaporimeter 3 and condenser 2.
When heating operation state: the inlet channel 2 31 of described evaporimeter 3 and the external thermal source of outlet conduit 2 32, the inlet channel 1 of described condenser 2 and the external heat user of outlet conduit 1; The heat of cooling water in refrigerant suction housing in the pipeline of described evaporimeter 3, vaporization, form the steam of low-temp low-pressure, enter screw compressor 1, be compacted into high temperature and high pressure gas, then gas after compression enters in the housing one of condenser 2, chilled water in cold-producing medium and condenser 2 pipeline carries out heat exchange, after cooling, the liquid becoming low-temp low-pressure through throttling arrangement 4 again turns back in the housing two of evaporimeter 3, continues and the continuous cycle heat exchange of cooling water in described evaporimeter 3 pipeline; For heat user provides heat demand after chilled water in described condenser 2 pipeline absorbs heat.
When refrigeration operational state: the inlet channel 1 of described condenser 2 and the external low-temperature receiver of outlet conduit 1, the inlet channel 2 31 of evaporimeter 3 and the external terminal temperature difference of outlet conduit 2 32; Cold-producing medium in the housing one of condenser 2 is to the cooling water release heat in condenser 2 pipeline, cold-producing medium after cooling becomes the liquid of low-temp low-pressure by throttling arrangement 4, enter evaporimeter 3 pipeline, heat exchange is carried out with the chilled water in the housing two of evaporimeter 3, heat absorption evaporation, become low temperature and low pressure steam by screw compressor 1, being compressed into high temperature and high pressure gas turns back in the housing one of condenser 2, continue and condenser 2 pipeline in the continuous cycle heat exchange of cooling water, the chilled water in evaporimeter 3 housing two can provide cold for user.
In above-described embodiment, described multiple stage screw compressor 1 is in parallel, adopts sequential starting control mode, every platform screw compressor 1 is spaced apart 30 seconds start-up time, does not need reduced-voltage starting, when temperature controls energy demand unloading, stop screw compressor 1 to work in order, the time interval of step is 3 seconds; Opening, stopping order of screw compressor 1 is unfixed, the screw compressor 1 of preferential startup optimization shortest time, the screw compressor 1 that the preferential time out of service is the longest, makes the equilibrium operating of each screw compressor 1, and can open described screw compressor 1 quantity according to load condition needed for user.
Do good antiscale property process in water flow passage in wherein said evaporimeter 3 and condenser 2, water flow passage internal face sprays nano ceramic coat.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a vortex parallel source pump, comprise frame (6), the casing (8) matched with frame (6), screw compressor (1), evaporimeter (3), condenser (2), throttling arrangement (4) and electric-control system, it is characterized in that, described frame (6) is evenly provided with some screw compressors (1), several parallel units of described screw compressor (1) formation parallel with one another (9), the two ends of described parallel units (9) are connected with described condenser (2) with described evaporimeter (3) respectively by parallel pipeline, described evaporimeter (3) is connected with described condenser (2) by throttling arrangement (4), and the water inlet two of described evaporimeter (3) and delivery port two are respectively equipped with the inlet channel two (31) and outlet conduit two (32) that match, the water inlet one of described condenser (2) and delivery port one are respectively equipped with the inlet channel one (21) and outlet conduit one (22) that match, and inlet channel one (21) is connected with high magnetic machine (5), wherein, described screw compressor (1) is provided with refrigerant inlet and refrigerant outlet, described refrigerant inlet connects the refrigerant pipe way outlet of evaporimeter (3) by parallel pipeline, described refrigerant outlet connects the refrigerant line import of condenser (2) by parallel pipeline, the refrigerant pipe way outlet of described condenser (2) is connected with one end of throttling arrangement (4), and the other end of described throttling arrangement (4) is connected with the refrigerant line import of described evaporimeter (3).
2. vortex parallel source pump according to claim 1, is characterized in that, described parallel units (9) number is one, two, three or four; A described parallel units (9) is made up of screw compressor (1) parallel connection of at least one number of combinations in following: Liang Tai, three, four.
3. vortex parallel source pump according to claim 1 and 2, is characterized in that, the single-machine capacity of described screw compressor (1) is at least 15HP.
4. vortex parallel source pump according to claim 3, it is characterized in that, described casing (8) is explosion-resistant enclosure, and described screw compressor (1) is also provided with the explosion-resistant enclosure matched with screw compressor (1), the terminal box of described screw compressor (1) does encapsulation process, and described terminal box is provided with the explosion-resistant enclosure matched; Described temperature sensor (7) is explosion-proof type temperature sensor, and described electric-control system is also provided with the explosion-resistant enclosure matched.
5. vortex parallel source pump according to claim 3, is characterized in that, is in series with temperature sensor (7) between the refrigerant outlet of described screw compressor (1) and described condenser (2).
6. vortex parallel source pump according to claim 1, it is characterized in that, described high magnetic machine (5) comprises filtrate housing (51), described filtrate housing (51) is provided with water inlet three (52), delivery port three (53) and sewage draining exit (54), the filter (55) matched is provided with in described filtrate housing (51), wherein, described water inlet three (52) is connected to the water inlet end of described inlet channel one (21), and described delivery port three (53) is connected to the water side of described inlet channel one (21).
7. vortex parallel source pump according to claim 6, is characterized in that, described filtrate housing (51) is in Y type; And described filter (55) comprises the filter screen (56) be arranged in sewage draining exit (54), described filter screen (56) and described sewage draining exit (54) inwall fit, and are provided with the filter core (57) matched in described filter screen (56); Described filter core (57) comprises magnet (58), some magnetic patch (59) and magnet ring (510); Described magnet (58) is cylindrical structural, and described magnet (58) is upper evenly and around being adsorbed with several magnetic patch (59), and is provided with the magnet ring (510) matched with magnetic patch (59) outside each magnetic patch (59).
8. according to the vortex parallel source pump in claim 5-7 described in any one, it is characterized in that, described condenser (2) and described evaporimeter (3) are shell and tube exchanger, and described condenser (2) is provided with the housing one matched with condenser (2), described outlet conduit one (22) is connected with described housing one with high magnetic machine (5), and is evenly provided with some longitudinal baffles (23) in described housing one; Described evaporimeter (3) is provided with the housing two matched with evaporimeter (3), described inlet channel two (31) is connected with described housing two with outlet conduit two (32), and is evenly provided with some transverse baffles (33) in described housing two.
9. according to the vortex parallel source pump in claim 5-7 described in any one, it is characterized in that, the inwall of the inlet channel one (21) of described condenser (2) and the inlet channel two (31) of outlet conduit one (22) and described evaporimeter (3) and outlet conduit two (32) is all coated with nano ceramic coat.
10. the Starting mode as defined in claim 1 in vortex parallel source pump, it is characterized in that, comprise the following steps: several parallel units of described screw compressor (1) formation parallel with one another (9), described multiple stage screw compressor (1) adopts sequential starting control mode, every platform screw compressor (1) is spaced apart 30 seconds start-up time, does not need reduced-voltage starting; When screw compressor (1) needs unloading, stop screw compressor (1) to work in order, the time interval of step is 3 seconds; The startup of described screw compressor (1) and stopping order not being fixed, the screw compressor (1) of preferential startup optimization shortest time, the screw compressor (1) that the preferential time out of service is the longest, make each screw compressor (1) equilibrium operating, and load condition is determined to open described screw compressor (1) quantity needed for user.
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| CN201410645119.4A CN104315754A (en) | 2014-11-07 | 2014-11-07 | Vortex parallel-connecting heat pump unit and starting mode thereof |
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| CN201410645119.4A CN104315754A (en) | 2014-11-07 | 2014-11-07 | Vortex parallel-connecting heat pump unit and starting mode thereof |
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| CN104315754A true CN104315754A (en) | 2015-01-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113251710A (en) * | 2021-05-26 | 2021-08-13 | 江苏利邦机电设备有限公司 | Multi-parallel compression condensing unit |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1902086A (en) * | 2003-12-30 | 2007-01-24 | 空中客车德国有限公司 | Cooling system for cooling heat-generating installations and for maintaining the temperature of closed-off areas at below cabin temperature in an aircraft |
| CN201311128Y (en) * | 2008-11-10 | 2009-09-16 | 王志林 | Water source heat pump unit |
| CN201373511Y (en) * | 2009-02-03 | 2009-12-30 | 南阳市一通防爆电气有限公司 | Oil drilling-production explosion-proof air conditioner |
| CN201505484U (en) * | 2009-08-21 | 2010-06-16 | 荣立国 | Filter with magnetic core |
| CN102003748A (en) * | 2009-09-01 | 2011-04-06 | 珠海格力电器股份有限公司 | Modular water chilling unit and intelligent control method thereof |
| EP2360442A1 (en) * | 2008-12-16 | 2011-08-24 | Mitsubishi Electric Corporation | Heat pump hot-water supply device and operation method therefor |
| CN102200335A (en) * | 2011-05-13 | 2011-09-28 | 珠海铨高机电设备有限公司 | Modular cold/ hot water unit energy-regulating control system and control method |
| CN202229471U (en) * | 2011-08-16 | 2012-05-23 | 北京矿大节能科技有限公司 | Mining anti-scaling vortex heat pump set |
| CN103486696A (en) * | 2013-09-30 | 2014-01-01 | 广东申菱空调设备有限公司 | Rapid cooling type aircraft ground air conditioning unit and control method thereof |
| CN104101050A (en) * | 2013-11-30 | 2014-10-15 | 深圳市作夏科技有限公司 | Energy-saving management system for central air conditioner |
| CN204313528U (en) * | 2014-11-07 | 2015-05-06 | 北京矿大节能科技有限公司 | A kind of vortex parallel source pump |
-
2014
- 2014-11-07 CN CN201410645119.4A patent/CN104315754A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1902086A (en) * | 2003-12-30 | 2007-01-24 | 空中客车德国有限公司 | Cooling system for cooling heat-generating installations and for maintaining the temperature of closed-off areas at below cabin temperature in an aircraft |
| CN201311128Y (en) * | 2008-11-10 | 2009-09-16 | 王志林 | Water source heat pump unit |
| EP2360442A1 (en) * | 2008-12-16 | 2011-08-24 | Mitsubishi Electric Corporation | Heat pump hot-water supply device and operation method therefor |
| CN201373511Y (en) * | 2009-02-03 | 2009-12-30 | 南阳市一通防爆电气有限公司 | Oil drilling-production explosion-proof air conditioner |
| CN201505484U (en) * | 2009-08-21 | 2010-06-16 | 荣立国 | Filter with magnetic core |
| CN102003748A (en) * | 2009-09-01 | 2011-04-06 | 珠海格力电器股份有限公司 | Modular water chilling unit and intelligent control method thereof |
| CN102200335A (en) * | 2011-05-13 | 2011-09-28 | 珠海铨高机电设备有限公司 | Modular cold/ hot water unit energy-regulating control system and control method |
| CN202229471U (en) * | 2011-08-16 | 2012-05-23 | 北京矿大节能科技有限公司 | Mining anti-scaling vortex heat pump set |
| CN103486696A (en) * | 2013-09-30 | 2014-01-01 | 广东申菱空调设备有限公司 | Rapid cooling type aircraft ground air conditioning unit and control method thereof |
| CN104101050A (en) * | 2013-11-30 | 2014-10-15 | 深圳市作夏科技有限公司 | Energy-saving management system for central air conditioner |
| CN204313528U (en) * | 2014-11-07 | 2015-05-06 | 北京矿大节能科技有限公司 | A kind of vortex parallel source pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113251710A (en) * | 2021-05-26 | 2021-08-13 | 江苏利邦机电设备有限公司 | Multi-parallel compression condensing unit |
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Application publication date: 20150128 |