CN107940678A - The design method of mobile air conditioner - Google Patents
The design method of mobile air conditioner Download PDFInfo
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- CN107940678A CN107940678A CN201711107020.9A CN201711107020A CN107940678A CN 107940678 A CN107940678 A CN 107940678A CN 201711107020 A CN201711107020 A CN 201711107020A CN 107940678 A CN107940678 A CN 107940678A
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Abstract
The invention discloses a kind of design method of mobile air conditioner, the mobile air conditioner includes upper motor, lower motor, motor of fetching water, water pump, throttling element, evaporator and condenser, including：S1, and confirmation upper motor speed, lower motor speed, fetch water motor speed, pump rotary speed, throttling element resistance, coolant quantity at this time maximum to refrigerating capacity is adjusted by mobile air conditioner；S2, if the ability efficiency of the mobile air conditioner is not up to reservation capability energy valid value, the upper motor speed of mobile air conditioner, throttling element resistance, coolant quantity, lower motor speed, motor speed of fetching water, pump rotary speed are adjusted successively until the ability efficiency of the mobile air conditioner reaches reservation capability energy valid value.The design method of mobile air conditioner according to embodiments of the present invention, can provide the mobile air conditioner of ability efficiency higher.
Description
Technical field
The present invention relates to refrigeration plant manufacturing technology field, more particularly to a kind of design method of mobile air conditioner.
Background technology
On December 29th, 2016 issues mobile air conditioner DOE new standards, and DOE new standards have for the ability efficiency of mobile air conditioner
Larger requirement, and there is more preferable ability efficiency and more excellent performance according to the mobile air conditioner of DOE new standards.
The content of the invention
It is contemplated that solve at least some of the technical problems in related technologies.For this reason, the present invention
One purpose is to propose a kind of design method of mobile air conditioner, can provide the mobile air conditioner of ability efficiency higher.
The design method of mobile air conditioner according to embodiments of the present invention, the mobile air conditioner include upper motor, lower motor, beat
Hydroelectric machine, water pump, throttling element, evaporator and condenser, including：S1, mobile air conditioner is adjusted to refrigerating capacity maximum simultaneously
Confirm upper motor speed, lower motor speed, motor speed of fetching water, pump rotary speed, throttling element resistance, coolant quantity at this time；S2, such as
The ability efficiency of mobile air conditioner described in fruit is not up to reservation capability energy valid value, then successively adjust mobile air conditioner upper motor speed,
Throttling element resistance, coolant quantity, lower motor speed, motor speed of fetching water, pump rotary speed are until the ability efficiency of the mobile air conditioner
Reach reservation capability energy valid value.
The design method of mobile air conditioner according to embodiments of the present invention, can provide the mobile air conditioner of ability efficiency higher.
In addition, the design method of mobile air conditioner according to the above embodiment of the present invention, can also have skill additional as follows
Art feature：
In one embodiment of the invention, step S2 includes：S21, if mobile air conditioner ability efficiency is not up to predetermined
Ability energy valid value, the then high wind shelves operation of upper motor；S22, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value,
Increase throttling element resistance；S23, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, reduces coolant quantity；S24,
If mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the lower high wind shelves operation of motor；S25, if mobile air conditioner
Ability efficiency is not up to reservation capability energy valid value, then the high-grade operation of motor of fetching water；S26, if mobile air conditioner ability efficiency does not reach
To reservation capability energy valid value, the then high-grade operation of water pump；
In one embodiment of the invention, the step 2 includes：S21 ', if mobile air conditioner ability efficiency is not up to
Reservation capability energy valid value, then evaporator add row；S22 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value,
Reduce condenser tube away from；S23 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, increase compressor row
Amount；S24 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the upper high wind shelves operation of motor；S25 ', if
Mobile air conditioner ability efficiency is not up to reservation capability energy valid value, then increases the resistance of throttling element；S26 ', if mobile air conditioner ability
Efficiency is not up to reservation capability energy valid value, then increases coolant quantity；S27 ', if mobile air conditioner ability efficiency is not up to reservation capability
Energy valid value, then descend the high wind shelves operation of motor；S28 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, beats
The high-grade operation of hydroelectric machine；S29 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the high-grade operation of water pump；
In one embodiment of the invention, the regulative mode of the throttling element is：Staged increases the resistance of throttling element,
And whether the ability efficiency that mobile air conditioner is detected after the resistance increase of each throttling element reaches reservation capability energy valid value, if section
The ability efficiency that the resistance of stream part increases to mobile air conditioner after predetermined value is still not up to reservation capability energy valid value and then enters in next step.
In one embodiment of the invention, the throttling element is throttle valve or capillary.
In one embodiment of the invention, the regulative mode of the coolant quantity is：Staged adjusts coolant quantity, and every
Whether the ability efficiency that mobile air conditioner is detected after the adjusting of secondary coolant quantity reaches reservation capability energy valid value, if what coolant quantity changed
Amount is still not up to reservation capability energy valid value not less than the ability efficiency of mobile air conditioner after predetermined coolant quantity and then enters in next step, described
In the range of predetermined coolant quantity is 10% to 30% of the coolant quantity before adjusting.
In one embodiment of the invention, the coolant quantity that each ladder is adjusted is in the range of 5g to 20g.
In one embodiment of the invention, if evaporator increases mobile air conditioner ability energy after 1 or 2 rows in step S21 '
Effect is still not up to reservation capability energy valid value, then enters in next step.
In one embodiment of the invention, the condenser tube after reducing in step S22 ' is away from for 14.5 millimeters.
In one embodiment of the invention, the regulative mode of the compressor displacement is：Staged increase compressor row
Amount, and whether the ability efficiency of detection mobile air conditioner reaches reservation capability energy valid value after the adjusting of each compressor displacement, if
The amount of compressor displacement increase is still not up to reservation capability energy not less than the ability efficiency of mobile air conditioner after predetermined compressor displacement
Valid value then enters in next step, in the range of the predetermined compressor displacement is 10% to 60% of the compressor displacement before adjusting.
In one embodiment of the invention, in arbitrary steps, if the ability efficiency of mobile air conditioner reach it is pre- surely
Power energy valid value, then terminate adjusting process.
In one embodiment of the invention, step S1 is carried out under operating mode as defined in ASHRAE standard, and step S2 is in DOE
Carried out under operating mode as defined in standard, and the reservation capability energy valid value is ability energy valid value as defined in DOE standards.
Brief description of the drawings
Fig. 1 and Fig. 2 is the flow chart of the design method of the mobile air conditioner of different embodiments of the invention.
Embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or has the function of same or like element.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Such as Fig. 1 and Fig. 2, the design method of mobile air conditioner according to embodiments of the present invention, the mobile air conditioner includes powering on
Machine, lower motor, motor of fetching water, water pump, throttling element, evaporator and condenser, design method include：
S1, is adjusted mobile air conditioner maximum to refrigerating capacity and confirms upper motor speed at this time, lower motor speed, beats
Hydroelectric machine rotating speed, pump rotary speed, throttling element resistance, coolant quantity；
S2, if the ability efficiency of the mobile air conditioner is not up to reservation capability energy valid value, adjusts mobile air conditioner successively
Upper motor speed, throttling element resistance, coolant quantity, lower motor speed, motor speed of fetching water, pump rotary speed is until described mobile empty
The ability efficiency of tune reaches reservation capability energy valid value.
Specifically, the detection mobile air conditioner ability efficiency after each component is adjusted, if ability efficiency reaches pre-
Capability energy valid value, then complete adjusting process and terminate design method；If ability efficiency is not reaching to reservation capability energy valid value,
Carry out the adjusting of next component.
For example, after the completion of upper motor adjustment of rotational speed, if the ability efficiency of mobile air conditioner reaches reservation capability energy at this time
Valid value, then terminate adjusting process, and the components such as throttle valve need not be adjusted；If the ability efficiency of mobile air conditioner at this time
Reservation capability energy valid value is not reaching to, then continues the adjusting of next step, that is, starts to adjust the resistance of throttling element.
The design method of mobile air conditioner according to embodiments of the present invention, by reasonably adjusting process, can to move
Air-conditioning reaches predetermined ability energy valid value, that is to say, that can meet the function of temperature adjustment, can also improve ability energy
Effect.
Can be in different ways to mobile air conditioner according to the different situation of mobile air conditioner (whetheing there is structural adjustment surplus)
It is adjusted.
Embodiment 1
Such as Fig. 1, in one embodiment of the invention, the structure of each component of mobile air conditioner can not be changed, and to its turn
Speed etc. is adjusted, for example, the step S2 of the present invention can include：
S21, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the upper high wind shelves operation of motor；
S22, after the upper high wind shelves operation of motor, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Then terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, increase throttling element
Resistance；
S23, after throttling element resistance increases to predetermined value, if mobile air conditioner ability efficiency has reached reservation capability efficiency
Value, then terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, reduce refrigerant
Amount；
S24, after coolant quantity reduces predetermined value, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the lower high wind shelves of motor
Operation；
S25, after the lower high wind shelves operation of motor, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, motor top grade of fetching water
Operation；
S26, after the high-grade operation of motor of fetching water, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the high-grade operation of water pump.
So regulative mode does not have the structure for changing mobile air conditioner the application, and the change for cost is fewer,
Wherein, the regulative mode of the throttling element is：
Staged increases throttling element resistance, and the ability efficiency of mobile air conditioner is detected after the resistance of increase throttling element every time
Whether reservation capability energy valid value is reached, if the ability efficiency that the resistance of throttling element increases to mobile air conditioner after predetermined value does not reach yet
Then enter in next step to reservation capability energy valid value, wherein, the resistance for increasing throttling element is resistance of the value increase throttling element to refrigerant,
For example, throttling element is capillary, the length of capillary increases the resistance increase of then capillary；Throttle pipe is throttle valve, throttle valve
Aperture reduce then capillary resistance increase.
Wherein, throttling element resistance increases to predetermined value and refers to, the resistance of throttling element increases to original 140% to 180%,
Certainly, foregoing description is also only the specific example of the present invention, and the predetermined value that the resistance of throttling element increases to might be less that
140% or more than 180%, for example, the predetermined value after the resistance increase of throttling element be former throttling element resistance 120%, 135%,
165%th, 185%, 195% etc.
Furthermore it is preferred that staged increase throttling element resistance refers to, increase the resistance of throttling element several times.With throttling element
Exemplified by being 40% for the aperture that the predetermined value after throttle valve, the increase of throttling element resistance is throttle valve, it can be adjusted in ten times,
Specifically,
The aperture of throttle valve is reduced to 94% from 100%, detect mobile air conditioner ability efficiency whether reach it is pre- surely
Power energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminates adjusting process complete design,
If the ability efficiency of mobile air conditioner is not up to reservation capability energy valid value at this time, continue to reduce throttle valve opening；
The aperture of throttle valve is reduced to 88% from 94%, whether the ability efficiency for detecting mobile air conditioner reaches reservation capability
Energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminates adjusting process complete design, such as
The ability efficiency of fruit mobile air conditioner at this time is not up to reservation capability energy valid value, then continues to reduce throttle valve opening；
……
The aperture of throttle valve is reduced to 40% from 46%, whether the ability efficiency for detecting mobile air conditioner reaches reservation capability
Energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminates adjusting process complete design, such as
The ability efficiency of fruit mobile air conditioner at this time is not up to reservation capability energy valid value, then enters in next step (i.e. step S23).
Certainly, it is above-mentioned to be arranged to the aperture of throttle valve to reduce a 6% only exemplary description, throttle valve every time
The reduction amount in aperture each stage can also be other forms, for example, the aperture that throttle valve is reduced every time is arranged to 5% etc.
Deng.
Wherein, the throttling element in the present invention can be throttle valve or capillary.
In addition, in step S23, the regulative mode of the coolant quantity is：
Staged adjusts coolant quantity, and whether the ability efficiency of detection mobile air conditioner reaches after the adjusting of each coolant quantity
Reservation capability energy valid value, if the amount that coolant quantity changes still is not up to not less than the ability efficiency of mobile air conditioner after predetermined coolant quantity
Reservation capability energy valid value then enters in next step, and the predetermined coolant quantity is 10% to 30% scope of the coolant quantity before adjusting
It is interior.
Wherein, staged adjusts coolant quantity and refers to, reduces coolant quantity several times.For example, coolant quantity is being reduced 10% (i.e.
Coolant quantity reduce to original coolant quantity 90%), can be adjusted in ten times.
Exemplified by needing to reduce 50g coolant quantities, the reduction step of coolant quantity includes：
Coolant quantity is reduced into 5g, whether the ability efficiency for detecting mobile air conditioner reaches reservation capability energy valid value, if at this time
The ability efficiency of mobile air conditioner reaches reservation capability energy valid value, then terminates adjusting process complete design, if mobile air conditioner at this time
Ability efficiency be not up to reservation capability energy valid value, then continue reduce coolant quantity；
Coolant quantity is reduced into 5g (the reduction amount of coolant quantity reaches 10g at this time) again, detects the ability efficiency of mobile air conditioner
Whether reach reservation capability energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminate to adjust
Section process complete design, if the ability efficiency of mobile air conditioner is not up to reservation capability energy valid value at this time, continues to reduce refrigerant
Amount；
……
Coolant quantity is reduced into 5g (the reduction amount of coolant quantity reaches 50g at this time) again, detects the ability efficiency of mobile air conditioner
Whether reach reservation capability energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminate to adjust
Section process complete design, if the ability efficiency of mobile air conditioner is not up to reservation capability energy valid value at this time, enters in next step (i.e.
Step S24).
Certainly, it is above-mentioned by coolant quantity into each 5g that reduces be only an exemplary description, coolant quantity each stage
Reduction amount can also be other forms, be arranged on for example, throttling element to be reduced to coolant quantity every time in the range of 5g to 20g.
Moreover, coolant quantity is reduced to the 10% maximum reduction amount as throttling element, and the present invention in the foregoing S23 using step
A specific example, according to actual conditions, the maximum reduction amount of coolant quantity can also be arranged to former coolant quantity 8%,
10%th, 20%, 33%, 45% etc..
Embodiment 2
Such as Fig. 2 it is of course also possible to use other adjustment form, for example, compressor that can be to mobile air conditioner, evaporation
Structure the application of the components such as device, condenser is changed, and so as to fulfill the ability efficiency of higher, realizes energy-saving and emission-reduction.
In one embodiment of the invention, the step 2 includes：
S21 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, evaporator adds row, and evaporator adds row
Refer to the number of rows for increasing evaporator, existing evaporator generally comprises a row, and a row includes 6-8 root pipes, after evaporator adds row, steams
More pipes can be included by sending out device, so as to further improve ability efficiency；
S22 ', after evaporator adds row, if mobile air conditioner ability efficiency has reached reservation capability energy valid value, terminates
Adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, reduce condenser tube away from.Its
In, condenser generally comprises more pipes, and the more pipes that condenser includes are spaced apart, for example, the pipe of condenser is away from being arranged to
15.15 millimeters, the present invention in by the pipe of condenser away from reduction so that further improve ability efficiency；
S23 ', after condenser tube is away from reduction, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, increase compressor row
Amount, for example, substituting original compressor using the compressor with more huge discharge；
S24 ', after compressor displacement increase, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the upper high wind shelves of motor
Operation；
S25 ', after the upper high wind shelves operation of motor, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Then terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, increase throttling element
Resistance；
S26 ', throttling element is opened after resistance increases to predetermined value, if mobile air conditioner ability efficiency has reached reservation capability
Energy valid value, then terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, increase
Coolant quantity；
S27 ', after coolant quantity reduces predetermined value, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the lower high wind shelves of motor
Operation；
S28 ', after the lower high wind shelves operation of motor, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, motor top grade of fetching water
Operation；
S29 ', after the high-grade operation of motor of fetching water, if mobile air conditioner ability efficiency has reached reservation capability energy valid value,
Terminate adjusting process complete design, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the high-grade operation of water pump.
At this point it is possible to the structure of the components such as evaporator is adjusted, so as to fulfill mobile air conditioner ability efficiency is improved
Purpose.
Wherein, the regulative mode of the throttling element is：
Staged increases throttling element resistance, and the ability efficiency of mobile air conditioner is detected after the resistance of increase throttling element every time
Whether reservation capability energy valid value is reached, if the ability efficiency that the resistance of throttling element increases to mobile air conditioner after predetermined value does not reach yet
Then enter in next step to reservation capability energy valid value, wherein, the resistance for increasing throttling element is resistance of the value increase throttling element to refrigerant,
For example, throttling element is capillary, the length of capillary increases the resistance increase of then capillary；Throttle pipe is throttle valve, throttle valve
Aperture reduce then capillary resistance increase.
Wherein, throttling element resistance increases to predetermined value and refers to, the resistance of throttling element increases to original 140% to 180%,
Certainly, foregoing description is also only the specific example of the present invention, and the predetermined value that the resistance of throttling element increases to might be less that
140% or more than 180%, for example, the predetermined value after the resistance increase of throttling element be former throttling element resistance 120%, 135%,
165%th, 185%, 195% etc.
Furthermore it is preferred that staged increase throttling element resistance refers to, increase the resistance of throttling element several times.With throttling element
Exemplified by being 40% for the aperture that the predetermined value after throttle valve, the increase of throttling element resistance is throttle valve, it can be adjusted in ten times,
Specifically,
The aperture of throttle valve is reduced to 94% from 100%, detect mobile air conditioner ability efficiency whether reach it is pre- surely
Power energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminates adjusting process complete design,
If the ability efficiency of mobile air conditioner is not up to reservation capability energy valid value at this time, continue to reduce throttle valve opening；
The aperture of throttle valve is reduced to 88% from 94%, whether the ability efficiency for detecting mobile air conditioner reaches reservation capability
Energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminates adjusting process complete design, such as
The ability efficiency of fruit mobile air conditioner at this time is not up to reservation capability energy valid value, then continues to reduce throttle valve opening；
……
The aperture of throttle valve is reduced to 40% from 46%, whether the ability efficiency for detecting mobile air conditioner reaches reservation capability
Energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminates adjusting process complete design, such as
The ability efficiency of fruit mobile air conditioner at this time is not up to reservation capability energy valid value, then enters in next step (i.e. step S25 ').
Certainly, it is above-mentioned to be arranged to the aperture of throttle valve to reduce a 6% only exemplary description, throttle valve every time
The reduction amount in aperture each stage can also be other forms, for example, the aperture that throttle valve is reduced every time is arranged to 5% etc.
Deng.
Wherein, the throttling element in the present invention can be throttle valve or capillary.
In addition, in step S26 ', the regulative mode of the coolant quantity is：
Staged adjusts coolant quantity, and whether the ability efficiency of detection mobile air conditioner reaches after the adjusting of each coolant quantity
Reservation capability energy valid value, if the amount that coolant quantity changes still is not up to not less than the ability efficiency of mobile air conditioner after predetermined coolant quantity
Reservation capability energy valid value then enters in next step, and the predetermined coolant quantity is 10% to 30% scope of the coolant quantity before adjusting
It is interior.
Wherein, staged adjusts coolant quantity and refers to, increases coolant quantity several times.For example, coolant quantity is being increased 30% (i.e.
Coolant quantity increase to original coolant quantity 130%), can be adjusted in ten times.
Exemplified by needing to increase 150g coolant quantities, the increase step of coolant quantity includes：
Coolant quantity is increased into 15g, whether the ability efficiency for detecting mobile air conditioner reaches reservation capability energy valid value, if at this time
The ability efficiency of mobile air conditioner reaches reservation capability energy valid value, then terminates adjusting process complete design, if mobile air conditioner at this time
Ability efficiency be not up to reservation capability energy valid value, then continue increase coolant quantity；
Coolant quantity is increased into 15g (increase of coolant quantity reaches 30g at this time) again, detects the ability efficiency of mobile air conditioner
Whether reach reservation capability energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminate to adjust
Section process complete design, if the ability efficiency of mobile air conditioner is not up to reservation capability energy valid value at this time, continues to increase refrigerant
Amount；
……
Coolant quantity is increased into 15g (increase of coolant quantity reaches 150g at this time) again, detects the ability energy of mobile air conditioner
Whether effect reaches reservation capability energy valid value, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value at this time, terminates
Adjusting process complete design, if the ability efficiency of mobile air conditioner is not up to reservation capability energy valid value at this time, enters in next step
(i.e. step S27 ').
Certainly, it is above-mentioned by coolant quantity into each increase 15g be only an exemplary description, coolant quantity each stage
Increase can also be other forms, be arranged on for example, throttling element to be increased to coolant quantity every time in the range of 5g to 20g.
Moreover, in the foregoing S23 using step coolant quantity increase 30% as throttling element maximum increase, it is and of the invention
One specific example, according to actual conditions, the maximum increase of coolant quantity can also be arranged to former coolant quantity 8%, 10%,
20%th, 33%, 45% etc..
In one embodiment of the invention, if evaporator increases mobile air conditioner ability energy after 1 or 2 rows in step S21 '
Effect is still not up to reservation capability energy valid value, then enters in next step.
In one embodiment of the invention, the condenser tube after reducing in step S22 ' is away from for 14.5 millimeters.
In one embodiment of the invention, the regulative mode of the compressor displacement is：Staged increase compressor row
Amount, and whether the ability efficiency of detection mobile air conditioner reaches reservation capability energy valid value after the adjusting of each compressor displacement, if
The amount of compressor displacement increase is still not up to reservation capability energy not less than the ability efficiency of mobile air conditioner after predetermined compressor displacement
Valid value then enters in next step, in the range of the predetermined compressor displacement is 10% to 60% of the compressor displacement before adjusting.
Certainly, the design method of above-mentioned several mobile air conditioners, can be directed to various forms of mobile air conditioners, for example, right
Fixed in the airframe structure of mobile air conditioner, in the case of can not being changed to evaporator, condenser etc., it may not be necessary to steaming
Hair device, condenser etc. are adjusted, the reason is that, airframe structure is relatively more fixed, not excessive space is come to evaporator, cold
Condenser etc. is adjusted.
And have the mobile air conditioner of surplus for airframe structure, then can be by varying evaporator, the isostructural feelings of condenser
Mobile air conditioner is adjusted under condition, so as to more easily realize the ability efficiency of higher, further energy conservation and environmental protection.
In addition, for the design method of above-mentioned several mobile air conditioners, adjustment mode therein is mutually can to use for reference or mix
Close, for example, having surplus in airframe structure, condenser structure can be adjusted, and the structure of evaporator can not be carried out
During adjustment, it can only change the structure of condenser, the structure without changing evaporator.
It is pointed out that the upper high wind shelves operation of motor refers in foregoing description, upper motor is divided into different rotating speeds
Multi gear, wherein, include high wind shelves, apoplexy shelves, low wind shelves etc., upper motor has different rotating speeds, example in different gears
Such as, rotating speed when rotating speed of the upper motor in high wind shelves is higher than apoplexy shelves, rotating speed of the upper motor in apoplexy shelves are higher than low wind shelves
Rotating speed.In other words, the high wind shelves operation of upper motor refers to that upper motor is run with higher rotating speed, can be made according to actual
It is adjusted with the performance of situation or upper motor in itself, for example, the high wind shelves of upper motor are arranged to upper motor rated speed
80% to 100%.
Similarly, the high wind shelves operation of lower motor, the high-grade operation of motor of fetching water, high-grade run of water pump can also be and upper motor
Similar adjustment mode.Specifically：
The lower high wind shelves operation of motor refers to, lower motor is divided into the multi gear with different rotating speeds, wherein, include high wind
Shelves, apoplexy shelves, low wind shelves etc., lower motor have different rotating speeds in different gears, for example, lower motor turns in high wind shelves
Speed is higher than rotating speed during apoplexy shelves, and rotating speed of the lower motor in apoplexy shelves is higher than the rotating speed of low wind shelves.In other words, lower motor is high
The operation of wind shelves refers to that lower motor is run with higher rotating speed, performance in itself that can be according to actual service condition or lower motor
It is adjusted, for example, the high wind shelves of lower motor are arranged to 80% to the 100% of lower Rated motor rotating speed；
The high wind shelves operation of motor of fetching water refers to, motor of fetching water is divided into the multi gear with different rotating speeds, wherein, include height
Wind shelves, apoplexy shelves, low wind shelves etc., motor of fetching water has different rotating speeds in different gears, for example, motor of fetching water is in high wind shelves
When rotating speed of rotating speed when being higher than apoplexy shelves, rotating speed of the motor in apoplexy shelves of fetching water be higher than the rotating speed of low wind shelves.In other words,
The high wind shelves operation of motor of fetching water refers to that motor of fetching water is run with higher rotating speed, according to actual service condition or can fetch water
The performance of motor in itself is adjusted, and the 80% of Rated motor rotating speed is arrived for example, the high wind shelves for motor of fetching water are arranged to fetch water
100%；
The operation of water pump high wind shelves refers to, water pump is divided into the multi gear with different rotating speeds, wherein, include high wind shelves, in
Shelves, low grade etc., water pump have different rotating speeds in different gears, for example, when rotating speed of the water pump in high wind shelves is higher than middle-grade
Rotating speed, rotating speed of the water pump in middle-grade is higher than low-grade rotating speed.In other words, water pump high wind shelves operation refers to, water pump with compared with
High rotating speed operation, can be adjusted according to the performance of actual service condition or water pump in itself, for example, the high wind by water pump
Shelves are arranged to 80% to the 100% of water pump rated speed.
In one embodiment of the invention, in arbitrary steps, if the ability efficiency of mobile air conditioner reach it is pre- surely
Power energy valid value, then terminate adjusting process.
In the aforementioned embodiment, step S1 is carried out under operating mode as defined in ASHRAE standard, and step S2 is provided in DOE standards
Operating mode under carry out, and the reservation capability energy valid value is ability energy valid value as defined in DOE standards.
For example, if mobile air conditioner meets ASHRAE standard under operating mode as defined in ASHRAE standard, it is assumed that mobile
Refrigerating capacity of the air-conditioning under operating mode as defined in ASHRAE standard is 12000DPU, then mobile empty under operating mode as defined in DOE standards
The refrigerating capacity of tune should be not less than 6000DPU (refrigerating capacity unit), in other words, the reservation capability energy valid value should be with
Refrigerating capacity is the corresponding values of 6000DPU.Certainly, the description here to refrigerating capacity, ability efficiency is only the tool of the present invention
Body example, is not limiting the scope of the invention, and is directed to different mobile air conditioner (type etc.), can be had
Different setting, it is only necessary to determine reservation capability energy valid value according to DOE standards.
In addition, refrigerating capacity, ability efficiency etc. belong to it is well known by persons skilled in the art.
Wherein, ASHRAE standard is American Society of Heating, Refrigerating and Air-
The abbreviation of Conditioning Engineers, Inc..
Wherein, the operating mode of ASHRAE standard uses following standard.
In addition, DOE standards are U.S.'s DOE standards, wherein defining the limit value of energy consumption, U.S. DOE specifically may be referred to
Standard, for the purpose of simplifying the description, the present invention do not elaborate the standard.
The present invention can quickly realize the conversion from ASHRAE standard to DOE standards, reduce the cost of production and design.
In addition, in step sl, after mobile air conditioner is adjusted, refrigerating capacity should meet the requirement of ASHRAE standard.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms is not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
Combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this area
Art personnel can be tied the different embodiments or example described in this specification and different embodiments or exemplary feature
Close and combine.
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (12)
1. a kind of design method of mobile air conditioner, the mobile air conditioner includes upper motor, lower motor, motor of fetching water, water pump, throttling
Part, evaporator and condenser, it is characterised in that the described method includes：
S1, and confirmation upper motor speed, lower motor speed, fetch water electricity at this time maximum to refrigerating capacity is adjusted by mobile air conditioner
Machine rotating speed, pump rotary speed, throttling element resistance, coolant quantity；
S2, if the ability efficiency of the mobile air conditioner is not up to reservation capability energy valid value, adjusts the upper of mobile air conditioner successively
Motor speed, throttling element resistance, coolant quantity, lower motor speed, motor speed of fetching water, pump rotary speed are until the mobile air conditioner
Ability efficiency reaches reservation capability energy valid value.
2. the design method of mobile air conditioner according to claim 1, it is characterised in that step S2 includes：
S21, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the upper high wind shelves operation of motor；
S22, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, increases the resistance of throttling element；
S23, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, reduces coolant quantity；
S24, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the lower high wind shelves operation of motor；
S25, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the high-grade operation of motor of fetching water；
S26, if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the high-grade operation of water pump.
3. the design method of mobile air conditioner according to claim 2, it is characterised in that the step 2 includes：
S21 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, evaporator adds row；
S22 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, reduce condenser tube away from；
S23 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, increases compressor displacement；
S24 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the upper high wind shelves operation of motor；
S25 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, increases the resistance of throttling element；
S26 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, increases coolant quantity；
S27 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the lower high wind shelves operation of motor；
S28 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the high-grade operation of motor of fetching water；
S29 ', if mobile air conditioner ability efficiency is not up to reservation capability energy valid value, the high-grade operation of water pump.
4. the design method of the mobile air conditioner according to Claims 2 or 3, it is characterised in that the adjusting side of the throttling element
Formula is：
Staged increases the resistance of throttling element, and the ability efficiency of detection mobile air conditioner is after the resistance increase of each throttling element
It is no to reach reservation capability energy valid value, if the ability efficiency that the resistance of throttling element increases to mobile air conditioner after predetermined value is still not up to
Reservation capability energy valid value then enters in next step.
5. the design method of the mobile air conditioner according to Claims 2 or 3, it is characterised in that the throttling element is throttle valve
Or capillary.
6. the design method of mobile air conditioner according to claim 2, it is characterised in that the regulative mode of the coolant quantity
For：
Staged adjusts coolant quantity, and whether the ability efficiency of detection mobile air conditioner reaches predetermined after the adjusting of each coolant quantity
Ability energy valid value, if the amount that coolant quantity changes is still not up to predetermined not less than the ability efficiency of mobile air conditioner after predetermined coolant quantity
Ability energy valid value then enters in next step, in the range of the predetermined coolant quantity is 10% to 30% of the coolant quantity before adjusting.
7. the design method of mobile air conditioner according to claim 6, it is characterised in that the coolant quantity that each ladder is adjusted exists
In the range of 5g to 20g.
8. the design method of mobile air conditioner according to claim 3, it is characterised in that if evaporator increases in step S21 '
Mobile air conditioner ability efficiency is still not up to reservation capability energy valid value after adding 1 or 2 rows, then enters in next step.
9. the design method of mobile air conditioner according to claim 3, it is characterised in that the condensation after reducing in step S22 '
Device pipe is away from for 14.5 millimeters.
10. the design method of mobile air conditioner according to claim 3, it is characterised in that the adjusting of the compressor displacement
Mode is：
Staged increases compressor displacement, and whether the ability efficiency of detection mobile air conditioner reaches after the adjusting of each compressor displacement
To reservation capability energy valid value, if the amount of compressor displacement increase is not less than the ability energy of mobile air conditioner after predetermined compressor displacement
Effect is still not up to reservation capability energy valid value and then enters in next step, and the predetermined compressor displacement is the compressor displacement before adjusting
In the range of 10% to 60%.
11. the design method of mobile air conditioner according to any one of claim 1-3, it is characterised in that in arbitrary steps
In, if the ability efficiency of mobile air conditioner reaches reservation capability energy valid value, terminate adjusting process.
12. the design method of mobile air conditioner according to any one of claim 1-3, it is characterised in that step S1 exists
Carried out under operating mode as defined in ASHRAE standard, step S2 is carried out under operating mode as defined in DOE standards, and the reservation capability efficiency
It is worth for ability energy valid value as defined in DOE standards.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110375422A (en) * | 2019-07-26 | 2019-10-25 | 广东美的制冷设备有限公司 | Control method, system and the apparatus of air conditioning of air-conditioning |
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| CN107940678B (en) | 2020-06-26 |
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