CN105485846A

CN105485846A - Self-adaptive static pressure adjustment method and device for outdoor unit

Info

Publication number: CN105485846A
Application number: CN201510977205.XA
Authority: CN
Inventors: 黄钊
Original assignee: Midea Group Co Ltd; Guangdong Midea HVAC Equipment Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea HVAC Equipment Co Ltd
Priority date: 2015-12-21
Filing date: 2015-12-21
Publication date: 2016-04-13
Anticipated expiration: 2035-12-21
Also published as: CN105485846B

Abstract

The invention provides a self-adaptive static pressure adjustment method and device for an outdoor unit. The self-adaptive static pressure adjustment method for the outdoor unit comprises the steps of setting the specified static pressure as the static pressure interval i, and dividing the static pressure of the outdoor unit into the static pressure intervals i-m - the static pressure intervals i+n of a preset number, wherein the value of i, n and m ranges from 1 to N and N is a positive integer; judging whether the actual current value of the outdoor unit in the initial static pressure interval is within the current range corresponding to the initial static pressure interval, obtaining the target static pressure interval according to the judgment result and the preset rules, dynamically updating the target static pressure interval according to the preset period, and obtaining the updated target static pressure interval for controlling the outdoor unit to work at the operating speed corresponding to a wind tap position needed by the outdoor unit in the updated target static pressure interval. According to the invention, the outdoor unit can automatically select the appropriate static pressure interval and the appropriate operating speed according to the change of external static pressure of the installation environment, and the user experience is improved.

Description

Off-premises station self application static pressure control method and device

Technical field

The present invention relates to static pressure regulation technology field, particularly relate to a kind of off-premises station self application static pressure control method and device.

Background technology

General off-premises station installation environment air-out static pressure is all 0pa, but off-premises station likely needs air duct, and be intensively installed in narrow and small installation environment, because every platform off-premises station can by the impact of other off-premises station airduct air-out blast, cause the air-out of this TV station off-premises station to there is a constant static-pressure, and this static pressure can in constantly changing.Under needing to carry out suitably revising the situation of change of the outfield static pressure changed to meet different airduct air outlets to the rotation speed of fan of off-premises station, self application regulates, and can meet performance indications requirement all the time under the prerequisite that off-premises station unit can be met in airduct load.

In prior art, according to the installation environment of off-premises station reality, mode manually determines that suitable static pressure is interval, and carry out dial-up, or remote control (such as, line traffic control) mode the running speed of each windscreen gear when off-premises station runs is set, can not the interval and running speed of the static pressure of self application determination off-premises station, poor user experience.

Summary of the invention

The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.

For this reason, one object of the present invention is to propose a kind of off-premises station self application static pressure control method, off-premises station can be made automatically to select suitable static pressure interval and running speed according to the change of the outside static pressure under installation environment, promote Consumer's Experience.

Another object of the present invention is to propose a kind of off-premises station self application static pressure adjusting device.

For achieving the above object, the off-premises station self application static pressure control method that first aspect present invention embodiment proposes, comprise: appointment static pressure is set to the interval i of static pressure, and when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure of off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, running speed under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears, i, n, and the value of m be 1 ~ N, N is positive integer; Initialize described static pressure interval and windscreen gear, obtain initial static pressure interval and initial windscreen gear, and the running speed controlling described off-premises station corresponding according to initial windscreen gear under described initial static pressure interval carries out work; Detect the actual current value of described off-premises station under described initial static pressure interval, and judge actual current value under described initial static pressure interval whether in the interval corresponding current range of described initial static pressure, to obtain judged result; Target static pressure is obtained interval according to described judged result and preset rules, and it is interval to dynamically update described target static pressure with predetermined period, obtain the target static pressure after upgrading interval, carry out work with the running speed controlling described off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after described renewal.

The off-premises station self application static pressure control method that first aspect present invention embodiment proposes, by when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure of off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, i, n, and the value of m is 1 ~ N, N is positive integer, judge that the actual current value of off-premises station is whether in the interval corresponding current range of initial static pressure, target static pressure is obtained interval according to judged result and preset rules, and it is interval to dynamically update target static pressure with predetermined period, obtain the target static pressure after upgrading interval, the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after renewal carries out work, off-premises station can be made automatically to select suitable static pressure interval and running speed according to the change of the outside static pressure under installation environment, promote Consumer's Experience.

For achieving the above object, the off-premises station self application static pressure adjusting device that second aspect present invention embodiment proposes, comprise: static pressure interval division module, for appointment static pressure being set to the interval i of static pressure, and when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure in off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, running speed under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears, i, n, and the value of m be 1 ~ N, N is positive integer; Initialization module, for initializing described static pressure interval and windscreen gear, obtain initial static pressure interval and initial windscreen gear, and the running speed controlling described off-premises station corresponding according to initial windscreen gear under described initial static pressure interval carries out work; Judged result acquisition module, for detecting the actual current value of described off-premises station under described initial static pressure interval, and judges actual current value under described initial static pressure interval whether in the interval corresponding current range of described initial static pressure, to obtain judged result; The interval acquisition module of target static pressure, interval for obtaining target static pressure according to described judged result and preset rules, and it is interval to dynamically update described target static pressure with predetermined period, obtain the target static pressure after upgrading interval, carry out work with the running speed controlling described off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after described renewal.

The off-premises station self application static pressure adjusting device that second aspect present invention embodiment proposes, by when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure of off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, i, n, and the value of m is 1 ~ N, N is positive integer, judge that the actual current value of off-premises station is whether in the interval corresponding current range of initial static pressure, target static pressure is obtained interval according to judged result and preset rules, and it is interval to dynamically update target static pressure with predetermined period, obtain the target static pressure after upgrading interval, the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after renewal carries out work, off-premises station can be made automatically to select suitable static pressure interval and running speed according to the change of the outside static pressure under installation environment, promote Consumer's Experience.

The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.

Accompanying drawing explanation

The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:

Fig. 1 is the schematic flow sheet of the off-premises station self application static pressure control method that one embodiment of the invention proposes;

Fig. 2 is the running speed schematic diagram in the embodiment of the present invention under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears;

Fig. 3 is the current range schematic diagram that under static pressure interval different in the embodiment of the present invention, each windscreen gear is corresponding;

Fig. 4 is the schematic flow sheet of the off-premises station self application static pressure control method that another embodiment of the present invention proposes;

Fig. 5 is the structural representation of the off-premises station self application static pressure adjusting device that another embodiment of the present invention proposes;

Fig. 6 is the structural representation of the off-premises station self application static pressure adjusting device that another embodiment of the present invention proposes.

Detailed description of the invention

Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.On the contrary, embodiments of the invention comprise fall into attached claims spirit and intension within the scope of all changes, amendment and equivalent.

Fig. 1 is the schematic flow sheet of the off-premises station self application static pressure control method that one embodiment of the invention proposes, and this off-premises station self application static pressure control method comprises:

S11: appointment static pressure is set to the interval i of static pressure, and when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure of off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, running speed under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears, i, n, and the value of m be 1 ~ N, N is positive integer.

Windscreen gear such as, superelevation windscreen, high windscreen, or middle windscreen.

As shown in Figure 2, for the running speed schematic diagram under the interval corresponding corresponding static pressure scope of static pressure each in the embodiment of the present invention and different windscreen gears, wherein, the corresponding corresponding static pressure scope Pi-m ~ Pi-m+1 of the interval i-m of static pressure represents, the corresponding corresponding static pressure scope Pi+n-1 ~ Pi+n of the interval i+n of static pressure represents, different windscreen gears can represent with Wa, running speed under the different windscreen gear that static pressure scope Pi-m ~ Pi-m+1 is corresponding represents with RtH (i-m), running speed under the different windscreen gear that static pressure scope Pi+n-1 ~ Pi+n is corresponding represents with RtH (i+n), wherein, a=1, 2, t, the value of t is 1 ~ N, i, n, and the value of m is 1 ~ N, N is positive integer.

Such as, when m value is 1, the static pressure scope that the interval i-1 of static pressure is corresponding is Pi-1 ~ Pi, and, specify the interval i of the corresponding static pressure of static pressure, specify static pressure to be such as 0Pa, or 10Pa etc., such as, when specifying static pressure to be 0Pa, the static pressure scope that the interval i-1 of static pressure is corresponding can be expressed as-Pi-1 ~ 0 again.

General off-premises station installation environment air-out static pressure is all 0pa, but off-premises station likely needs air duct, and be intensively installed in narrow and small installation environment, because every platform off-premises station can by the impact of other off-premises station airduct air-out blast, cause the air-out of this TV station off-premises station to there is a constant static-pressure, and this static pressure can in constantly changing.Need to carry out suitably revising to the rotation speed of fan of off-premises station to change with under the situation of change of outfield static pressure meeting different airduct air outlets, self application regulates, and can meet performance indications requirement all the time under the prerequisite that off-premises station unit can be met in airduct load.In prior art, according to the installation environment of off-premises station reality, mode manually determines that suitable static pressure is interval, and carry out dial-up, or remote control (such as, line traffic control) mode the running speed of each windscreen gear when off-premises station runs is set, not easily get off-premises station static pressure actual under installation environment, the static pressure of off-premises station can not be regulated by self application.

Particularly, appointment static pressure can be set to the interval i of static pressure, and according to presetting method, be specify point centered by the interval i of the static pressure of static pressure by static pressure, different static pressure corresponding for off-premises station be divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, running speed under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears, i, n, and the value of m be 1 ~ N, N is positive integer.

Wherein, presetting method can have a variety of, in actual division process, can situation divide according to the actual requirements.

The present embodiment adopts the method for the interval i+n of the interval i-m ~ static pressure of static pressure according to the static pressure difference preset in static pressure difference range, the static pressure in off-premises station being divided into predetermined quantity, division methods can be equidistantly divide, also can divide for unequal-interval, preset static pressure difference such as 10Pa, the 20Pa in static pressure difference range, or 30Pa, i, n, and the value of m be 1 ~ N, N is positive integer, the static pressure difference preset in static pressure difference range is preset according to demand by user.

Such as, by static pressure be 0Pa the interval i of static pressure centered by point, different static pressure corresponding for off-premises station is divided into the interval i-m ~ static pressure of static pressure interval i+n, i, the n of predetermined quantity by equidistant 10Pa, and the value of m be 1 ~ N, N is positive integer.

It should be noted that, the static pressure interval of division is more, and the target static pressure interval that off-premises station is determined is more accurate, meanwhile, also workload can be increased, therefore, in the process in actual division static pressure interval, need to consider this 2 point, to select the quantity in the static pressure interval of optimal dividing.

Alternatively, by the method for permanent wind amount, and the running speed that under static pressure intervals different in the interval i+n of experiment test determination static pressure interval i-m ~ static pressure, each windscreen gear is corresponding, i, n, and the value of m be 1 ~ N, N is positive integer.

Wherein, the method of permanent wind amount is that the air quantity that the running speed under same windscreen gear that air quantity that the running speed under the interval corresponding different windscreen gear of static pressure after division produces is corresponding with static pressure interval i produces keeps constant, or, within predetermined deviation, the value of i is 1 ~ N, N is positive integer.

S12: initialize static pressure interval and windscreen gear, obtain initial static pressure interval and initial windscreen gear, and the running speed controlling off-premises station corresponding according to windscreen gear initial under initial static pressure interval carries out work.

In an embodiment of the present invention, can set and specify static pressure to be 0Pa, interval for static pressure i can be set to initial static pressure interval, windscreen gear required when to set the static pressure making off-premises station operate in airduct air outlet be 0Pa is as initializing windscreen gear, and initializing windscreen gear can represent with Wb, wherein, the value of b is 1 ~ N, N is positive integer, and the embodiment of the present invention is only exemplary to the setting of specifying static pressure numerical value, and the present invention does not limit this.

In an embodiment of the present invention, Wb can be set to off-premises station maximum windscreen gear air quantity 60% ~ 100% between windscreen.

On the other hand, if user has preset the windscreen gear of off-premises station, then also can using the windscreen gear preset as initializing windscreen gear Wb, wherein, the value of b is 1 ~ N, N is positive integer.

Such as, initialization static pressure interval and windscreen gear, the initial static pressure interval obtained is Wb for the interval i of static pressure and initial windscreen gear, then the running speed that can control off-premises station corresponding according to Wb windscreen gear under the interval i of static pressure carries out work.

S13: detect the actual current value of off-premises station under initial static pressure interval, and judge actual current value under initial static pressure interval whether in the interval corresponding current range of initial static pressure, to obtain judged result.

Particularly, can detect the static pressure that off-premises station operates in airduct air outlet is 0Pa, and windscreen for initializing windscreen gear Wb time, the actual current value Ii of off-premises station, wherein, the value of i, b is 1 ~ N, and N is positive integer.

Alternatively, the current range that under static pressure intervals different in the interval i+n of static pressure interval i-m ~ static pressure, each windscreen gear is corresponding records in advance by testing, i, n, and the value of m be 1 ~ N, N is positive integer.

As shown in Figure 3, for the current range schematic diagram that windscreen gear each under static pressure intervals different in the embodiment of the present invention is corresponding, wherein, current range [ItH (i-m+1) under the different windscreen gear that static pressure scope Pi-m ~ Pi-m+1 is corresponding, ItH (i-m)] represent, current range [ItH (i+n) under the different windscreen gear that static pressure scope Pi+n-1 ~ Pi+n is corresponding, ItH (i+n-1)] represent, wherein, the value of t is 1 ~ N, i, n, and the value of m be 1 ~ N, N is positive integer.

Such as, for W2 windscreen, static pressure interval is Pi+1 ~ Pi+2, when being Pi+1 for static pressure, corresponding off-premises station electric current is I2H (i+1), and when being Pi+2 for static pressure, corresponding off-premises station electric current is I2H (i+2), because static pressure Pi+2 is larger than Pi+1, so the off-premises station electric current I 2H (i+2) of correspondence is less than I2H (i+1), further, for the interval i of static pressure, for the off-premises station current value existed under each windscreen, can arrange upper and lower deviation range Ict, the current range as the normal demand in this static pressure interval is interval.

Particularly, first the interval corresponding current range of initial static pressure can be obtained according to Fig. 3.

Such as, as shown in Figure 3, the current range that the interval i of static pressure and initialization windscreen gear Wb is corresponding is [IbH (i)-Ict, IbH (i)+Ict].

Further, the static pressure that the off-premises station that judgement detects operates in airduct air outlet is 0Pa, and windscreen is when initializing windscreen gear Wb, whether the actual current value Ii of off-premises station is at the interval i of static pressure with initialize current range [IbH (i)-Ict corresponding to windscreen gear Wb, IbH (i)+Ict] in, to obtain judged result.

Alternatively, judge actual current value under initial static pressure interval whether in the interval corresponding current range of initial static pressure, after obtaining judged result, method also comprises: if judged result is that actual current value under initial static pressure interval is in the interval corresponding current range of initial static pressure, then determine that initial static pressure interval is for target static pressure interval, carries out work with the running speed controlling off-premises station corresponding according to windscreen gear initial under initial static pressure interval.

S14: obtain target static pressure according to judged result and preset rules interval, and it is interval to dynamically update target static pressure with predetermined period, obtain the target static pressure after upgrading interval, carry out work with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after renewal.

Wherein, target static pressure is interval for the present embodiment needs are with the best static pressure interval of predetermined period dynamic circulation acquisition, and best static pressure interval is that the static pressure of the current installation environment of the most applicable off-premises station is interval, and predetermined period can be preset by off-premises station plug-in.

Alternatively, target static pressure is obtained interval according to judged result and preset rules, and it is interval to dynamically update target static pressure with predetermined period, obtain the target static pressure after upgrading interval, comprise: obtain target static pressure according to judged result and preset rules interval, carry out work with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under target static pressure interval; Detect the actual current value of off-premises station under target static pressure interval every predetermined period, according to the actual current value under target static pressure interval and the interval corresponding current range of target static pressure more fresh target static pressure interval, obtain the target static pressure after upgrading interval.

Alternatively, target static pressure is obtained interval according to judged result and preset rules, work is carried out with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under target static pressure interval, comprise: if judged result is that actual current value under initial static pressure interval is not in the interval corresponding current range of initial static pressure, then the lower bound current value of interval to the actual current value under initial static pressure interval and initial static pressure corresponding current range and upper bound current value are compared, obtain comparison result, comparison result be actual current value under initial static pressure interval be less than the lower bound current value of initial static pressure interval corresponding current range time, determine that the interval i+1 of static pressure is that target static pressure is interval, work is carried out with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i+1 of static pressure, comparison result be actual current value under initial static pressure interval be greater than the upper bound current value of initial static pressure interval corresponding current range time, determine that the interval i-1 of static pressure is that target static pressure is interval, work is carried out with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i-1 of static pressure, the value of i is 1 ~ N, N is positive integer.

Such as, the static pressure that the off-premises station that judgement detects operates in airduct air outlet is 0Pa, and windscreen is when initializing windscreen gear Wb, whether the actual current value Ii of off-premises station is at the interval i of static pressure with initialize current range [IbH (i)-Ict corresponding to windscreen gear Wb, IbH (i)+Ict] in, if at current range [IbH (the i)-Ict that the interval i of static pressure and initialization windscreen gear Wb is corresponding, IbH (i)+Ict] in, determine that the interval i of static pressure is that target static pressure is interval, work is carried out with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i of static pressure, and detect the actual current value of off-premises station under the interval i of static pressure every predetermined period, according to the actual current value under the interval i of static pressure and current range corresponding to the interval i of static pressure, more fresh target static pressure is interval, obtain the target static pressure after upgrading interval.

In the present embodiment, by when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure of off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, i, n, and the value of m is 1 ~ N, N is positive integer, judge that the actual current value of off-premises station is whether in the interval corresponding current range of initial static pressure, target static pressure is obtained interval according to judged result and preset rules, and it is interval to dynamically update target static pressure with predetermined period, obtain the target static pressure after upgrading interval, the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after renewal carries out work, off-premises station can be made automatically to select suitable static pressure interval and running speed according to the change of the outside static pressure under installation environment, promote Consumer's Experience.

Fig. 4 is the schematic flow sheet of the off-premises station self application static pressure control method that another embodiment of the present invention proposes, and this off-premises station self application static pressure control method comprises:

S401: judge whether to enable self application static pressure regulatory function, if so, then performs step S403 and subsequent step thereof, otherwise performs step S402.

By this step, can be determined whether to need to use self application static pressure regulatory function according to the concrete installation environment of off-premises station by user, the control procedure of off-premises station can be made more flexible.

Alternatively, before the powering on for the first time of off-premises station, can arrange whether enable self application static pressure regulatory function by the mode of dial-up.

S402: the adjustment of self application static pressure is not carried out to off-premises station.

Such as, when the installation environment of off-premises station is loose, then do not need to carry out the adjustment of self application static pressure to off-premises station.

S403: appointment static pressure is set to the interval i of static pressure, and the interval i+n of the interval i-m ~ static pressure of static pressure according to the static pressure difference in default static pressure difference range, the static pressure in off-premises station being divided into predetermined quantity.

Wherein, the running speed under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears, i, n, and the value of m be 1 ~ N, N is positive integer.

The present embodiment adopts the method for the interval i+n of the interval i-m ~ static pressure of static pressure according to the static pressure difference preset in static pressure difference range, the static pressure in off-premises station being divided into predetermined quantity, division methods can be equidistantly divide, also can divide for unequal-interval, preset static pressure difference such as 10Pa, 20Pa, or 30Pa, i, n, and the value of m be 1 ~ N, N is positive integer, the static pressure difference preset in static pressure difference range is preset according to demand by user.

S404: initialize static pressure interval and windscreen gear, initializes static pressure interval and windscreen gear, obtain initial static pressure interval and initial windscreen gear, and the running speed controlling off-premises station corresponding according to windscreen gear initial under initial static pressure interval carries out work.

S405: detect the actual current value of off-premises station under initial static pressure interval, and judge actual current value under initial static pressure interval whether in the interval corresponding current range of initial static pressure, if so, then perform step S406, otherwise, perform step S407 and subsequent step thereof.

Particularly, can detect the static pressure that off-premises station operates in airduct air outlet is 0Pa, and windscreen for initializing windscreen gear Wb time, the actual current value Ii of off-premises station and running speed RbH (i), wherein, the value of i, b is 1 ~ N, and N is positive integer.

Further, the static pressure that the off-premises station that judgement detects operates in airduct air outlet is 0Pa, and windscreen is when initializing windscreen gear Wb, whether the actual current value Ii of off-premises station is at the interval i of static pressure with initialize current range [IbH (i)-Ict corresponding to windscreen gear Wb, IbH (i)+Ict] in, if not in current range [IbH (i)-Ict, IbH (i)+Ict], then trigger and perform step S407 and subsequent step thereof.

S406: determine that the interval i of static pressure is that target static pressure is interval, carry out work with the running speed controlling off-premises station corresponding according to windscreen gear initial under initial static pressure interval.

Such as, when the actual current value Ii of off-premises station is at the interval i of static pressure with initialize current range [IbH (i)-Ict corresponding to windscreen gear Wb, IbH (i)+Ict] interior time, do not need to carry out the adjustment of self application static pressure to off-premises station, can control off-premises station according to static pressure is that running speed RbH (i) that the interval i of static pressure of 0Pa is corresponding carries out work, the actual current value of off-premises station under the interval i of static pressure is detected every predetermined period, according to the actual current value under the interval i of static pressure and current range corresponding to the interval i of static pressure, more fresh target static pressure is interval, obtain the target static pressure after upgrading interval.

S407: judge whether actual current value is less than the lower bound current value of the interval corresponding current range of initial static pressure, if so, then performs step S408, otherwise perform step S409.

Such as, the static pressure that the off-premises station that judgement detects operates in airduct air outlet is 0Pa, and windscreen is when initializing windscreen gear Wb, whether the actual current value Ii of off-premises station is less than interval corresponding current range [IbH (the i)-Ict of initial static pressure, IbH (i)+Ict] lower bound current value IbH (i)-Ict, and when being less than lower bound current value IbH (i)-Ict, triggering and performing step S408.

S408: determine that the interval i+1 of static pressure is that target static pressure is interval, carries out work with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i+1 of static pressure.

Such as, the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i+1 of static pressure carries out work.

S409: determine that the interval i-1 of static pressure is that target static pressure is interval, carries out work with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i-1 of static pressure.

Be understandable that, through the deterministic process of step S405 and S407, if actual current value is not in the interval corresponding current range of initial static pressure, and actual current value is when being not less than the lower bound current value of current range corresponding to initial static pressure, then can determine that actual current value is greater than the upper bound current value of the interval corresponding current range of initial static pressure, now, determine that the interval i-1 of static pressure is that target static pressure is interval, carry out work with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i-1 of static pressure.

S410: detect the actual current value of off-premises station under target static pressure interval every predetermined period, according to the actual current value under target static pressure interval and the interval corresponding current range of target static pressure more fresh target static pressure interval, obtains the target static pressure after upgrading interval.

Wherein, predetermined period can be preset by off-premises station plug-in.

Such as, can obtain the target static pressure after upgrading interval every predetermined period, interval with the static pressure that the acquisition realizing dynamic self application is suitable, make the static pressure of the installation environment of off-premises station keep stable, the operation of off-premises station continues to meet performance indications requirement.

Particularly, first the interval corresponding current range of target static pressure can be obtained by Fig. 3, and judge the off-premises station that the detects actual current value under target static pressure interval whether in the interval corresponding current range of target static pressure, when the actual current value of off-premises station under target static pressure interval is in the interval corresponding current range of target static pressure, target static pressure interval is not upgraded, when the actual current value of off-premises station under target static pressure interval is less than the lower bound current value of the interval corresponding current range of target static pressure, determine that the interval of the sequence number+1 in target static pressure interval is the target static pressure interval after upgrading, such as, if target static pressure interval is static pressure interval i+4, target static pressure interval after then upgrading is the interval i+5 of static pressure, by that analogy.When the actual current value of off-premises station under target static pressure interval is greater than the upper bound current value of the interval corresponding current range of target static pressure, determine that the interval of the sequence number-1 in target static pressure interval is the target static pressure interval after upgrading, such as, if target static pressure interval is static pressure interval i+4, target static pressure interval after then upgrading is the interval i+3 of static pressure, by that analogy.

S411: the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after renewal carries out work.

Particularly, the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after renewal carries out work, and the actual current value under predetermined period detects off-premises station target static pressure interval in the updated, target static pressure interval is dynamically updated to realize circulation, the static pressure interval that the acquisition of dynamic self application is suitable can be realized, make the static pressure of the installation environment of off-premises station keep stable, the operational factor of off-premises station continues to meet performance indications requirement.

In the present embodiment, by the static pressure of specifying being set to the interval i of static pressure, and when not enabled self application static pressure regulatory function, the running speed controlling off-premises station corresponding according to windscreen gear initial under initial static pressure interval carries out work, according to the static pressure difference preset in static pressure difference range, the static pressure in off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity when enabling self application static pressure regulatory function, wherein, i, n, and the value of m is 1 ~ N, N is positive integer, detect the actual current value of off-premises station under initial static pressure interval, when the actual current value under initial static pressure interval is in the interval corresponding current range of initial static pressure, determine that initial static pressure interval is for target static pressure interval, when the actual current value under initial static pressure interval is less than the lower bound current value of the interval corresponding current range of initial static pressure, determine that the interval i+1 of static pressure is that target static pressure is interval, when the actual current value under initial static pressure interval is greater than the upper bound current value of the interval corresponding current range of initial static pressure, determine that the interval i-1 of static pressure is that target static pressure is interval, work is carried out with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under target static pressure interval, control procedure is more flexible, off-premises station is made automatically to select suitable static pressure interval and running speed according to the change of the outside static pressure under installation environment, promote Consumer's Experience.In addition, dynamically update target static pressure interval by circulation, can realize the static pressure interval that the acquisition of dynamic self application is suitable, make the static pressure of the installation environment of off-premises station keep stable, the operational factor of off-premises station continues to meet performance indications requirement.

Fig. 5 is the structural representation of the off-premises station self application static pressure adjusting device that another embodiment of the present invention proposes, this off-premises station self application static pressure adjusting device 50 comprises static pressure interval division module 501, for appointment static pressure being set to the interval i of static pressure, and when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure in off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, running speed under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears, i, n, and the value of m is 1 ~ N, N is positive integer, initialization module 502, for initializing static pressure interval and windscreen gear, obtain initial static pressure interval and initial windscreen gear, and the running speed controlling off-premises station corresponding according to windscreen gear initial under initial static pressure interval carries out work, judged result acquisition module 503, for detecting the actual current value of off-premises station under initial static pressure interval, and judges actual current value under initial static pressure interval whether in the interval corresponding current range of initial static pressure, to obtain judged result, the interval acquisition module 504 of target static pressure, interval for obtaining target static pressure according to judged result and preset rules, and it is interval to dynamically update target static pressure with predetermined period, obtain the target static pressure after upgrading interval, carry out work with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after renewal.

Static pressure interval division module 501, for appointment static pressure being set to the interval i of static pressure, and when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure in off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, the running speed under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears, i, n, and the value of m be 1 ~ N, N is positive integer.

Initialization module 502, for initializing static pressure interval and windscreen gear, obtain initial static pressure interval and initial windscreen gear, and the running speed controlling off-premises station corresponding according to windscreen gear initial under initial static pressure interval carries out work.

Judged result acquisition module 503, for detecting the actual current value of off-premises station under initial static pressure interval, and judges actual current value under initial static pressure interval whether in the interval corresponding current range of initial static pressure, to obtain judged result.

The interval acquisition module 504 of target static pressure, interval for obtaining target static pressure according to judged result and preset rules, and it is interval to dynamically update target static pressure with predetermined period, obtain the target static pressure after upgrading interval, carry out work with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after renewal.

Alternatively, the interval acquisition module 504 of target static pressure specifically for: obtain target static pressure according to judged result and preset rules interval, carry out work with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under target static pressure interval; Detect the actual current value of off-premises station under target static pressure interval every predetermined period, according to the actual current value under target static pressure interval and the interval corresponding current range of target static pressure more fresh target static pressure interval, obtain the target static pressure after upgrading interval.

Alternatively, the interval acquisition module of target static pressure specifically for: if judged result is that actual current value under initial static pressure interval is not in the interval corresponding current range of initial static pressure, then the lower bound current value of interval to the actual current value under initial static pressure interval and initial static pressure corresponding current range and upper bound current value are compared, obtain comparison result, comparison result be actual current value under initial static pressure interval be less than the lower bound current value of initial static pressure interval corresponding current range time, determine that the interval i+1 of static pressure is that target static pressure is interval, work is carried out with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i+1 of static pressure, comparison result be actual current value under initial static pressure interval be greater than the upper bound current value of initial static pressure interval corresponding current range time, determine that the interval i-1 of static pressure is that target static pressure is interval, work is carried out with the running speed controlling off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i-1 of static pressure, the value of i is 1 ~ N, N is positive integer.

Alternatively, the interval acquisition module of target static pressure further specifically for: if judged result is that actual current value under initial static pressure interval is in the interval corresponding current range of initial static pressure, then determine that initial static pressure interval is for target static pressure interval, carries out work with the running speed controlling off-premises station corresponding according to windscreen gear initial under initial static pressure interval.

Alternatively, as shown in Figure 6, this off-premises station self application static pressure adjusting device 50 also comprises startup module 505, wherein,

Start module 505, for enabling self application static pressure regulatory function according to user instruction.

Can be determined whether to need to use self application static pressure regulatory function according to the concrete installation environment of off-premises station by user, the control procedure of off-premises station can be made more flexible.

It should be noted that, in describing the invention, term " first ", " second " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.In addition, in describing the invention, except as otherwise noted, the implication of " multiple " is two or more.

Describe and can be understood in flow chart or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.

Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.

Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.

In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.

The above-mentioned storage medium mentioned can be read-only storage, disk or CD etc.

In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.

Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.

Claims

1. an off-premises station self application static pressure control method, is characterized in that, comprise the following steps:

Appointment static pressure is set to the interval i of static pressure, and when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure of off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, running speed under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears, i, n, and the value of m be 1 ~ N, N is positive integer;

Initialize described static pressure interval and windscreen gear, obtain initial static pressure interval and initial windscreen gear, and the running speed controlling described off-premises station corresponding according to initial windscreen gear under described initial static pressure interval carries out work;

Detect the actual current value of described off-premises station under described initial static pressure interval, and judge actual current value under described initial static pressure interval whether in the interval corresponding current range of described initial static pressure, to obtain judged result;

Target static pressure is obtained interval according to described judged result and preset rules, and it is interval to dynamically update described target static pressure with predetermined period, obtain the target static pressure after upgrading interval, carry out work with the running speed controlling described off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after described renewal.

2. off-premises station self application static pressure control method as claimed in claim 1, it is characterized in that, described according to described judged result and preset rules acquisition target static pressure interval, and it is interval to dynamically update described target static pressure with predetermined period, obtain the target static pressure after upgrading interval, comprising:

Obtain target static pressure according to described judged result and preset rules interval, carry out work with the running speed controlling described off-premises station corresponding according to the windscreen gear of off-premises station demand under described target static pressure interval;

The actual current value of described off-premises station under described target static pressure interval is detected every described predetermined period, according to the actual current value under described target static pressure interval and the interval corresponding current range of described target static pressure more fresh target static pressure interval, obtain the target static pressure after upgrading interval.

3. off-premises station self application static pressure control method as claimed in claim 2, it is characterized in that, described according to described judged result and preset rules acquisition target static pressure interval, carry out work with the running speed controlling described off-premises station corresponding according to the windscreen gear of off-premises station demand under described target static pressure interval, comprising:

If described judged result is that actual current value under described initial static pressure interval is not in the interval corresponding current range of described initial static pressure, then the lower bound current value of current range corresponding with described initial static pressure interval for the actual current value under described initial static pressure interval and upper bound current value are compared, obtain comparison result;

Described comparison result be actual current value under described initial static pressure interval be less than the lower bound current value of described initial static pressure interval corresponding current range time, determine that the interval i+1 of static pressure is that target static pressure is interval, work is carried out with the running speed controlling described off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i+1 of described static pressure, described comparison result be actual current value under described initial static pressure interval be greater than the upper bound current value of initial static pressure interval corresponding current range time, determine that the interval i-1 of static pressure is that target static pressure is interval, work is carried out with the running speed controlling described off-premises station corresponding according to the windscreen gear of off-premises station demand under the interval i-1 of described static pressure, the value of i is 1 ~ N, N is positive integer.

4. off-premises station self application static pressure control method as claimed in claim 1, it is characterized in that, describedly judge the actual current value under described initial static pressure interval whether in the interval corresponding current range of described initial static pressure, after obtaining judged result, described method also comprises:

If described judged result is that actual current value under described initial static pressure interval is in the interval corresponding current range of described initial static pressure, then determine that described initial static pressure interval is target static pressure interval, carry out work with the running speed controlling described off-premises station corresponding according to initial windscreen gear under described initial static pressure interval.

5. off-premises station self application static pressure control method as claimed in claim 1, it is characterized in that, by the method for permanent wind amount, and experiment test determines the running speed that each windscreen gear is corresponding under static pressure intervals different in the interval i+n of described static pressure interval i-m ~ static pressure, i, n, and the value of m be 1 ~ N, N is positive integer.

6. the off-premises station self application static pressure control method as described in any one of claim 1-5, it is characterized in that, the method of described permanent wind amount is that the air quantity that the running speed under same windscreen gear that air quantity that the running speed under the interval corresponding different windscreen gear of static pressure after division produces is corresponding with described static pressure interval i produces keeps constant, or, within predetermined deviation, the value of i is 1 ~ N, N is positive integer.

7. off-premises station self application static pressure control method as claimed in claim 1, it is characterized in that, the current range that under static pressure intervals different in the interval i+n of the interval i-m ~ static pressure of described static pressure, each windscreen gear is corresponding records in advance by testing, i, n, and the value of m be 1 ~ N, N is positive integer.

8. off-premises station self application static pressure control method as claimed in claim 1, it is characterized in that, the static pressure difference in described default static pressure difference range is preset according to demand by user.

9. off-premises station self application static pressure control method as claimed in claim 1, it is characterized in that, described method also comprises:

Described self application static pressure regulatory function is enabled according to user instruction.

10. an off-premises station self application static pressure adjusting device, is characterized in that, comprising:

Static pressure interval division module, for appointment static pressure being set to the interval i of static pressure, and when enabling self application static pressure regulatory function, according to the static pressure difference in default static pressure difference range, the static pressure in off-premises station is divided into the interval i+n of the interval i-m ~ static pressure of static pressure of predetermined quantity, wherein, the running speed under the interval corresponding corresponding static pressure scope of each static pressure and different windscreen gears, i, n, and the value of m be 1 ~ N, N is positive integer;

Initialization module, for initializing described static pressure interval and windscreen gear, obtain initial static pressure interval and initial windscreen gear, and the running speed controlling described off-premises station corresponding according to initial windscreen gear under described initial static pressure interval carries out work;

Judged result acquisition module, for detecting the actual current value of described off-premises station under described initial static pressure interval, and judges actual current value under described initial static pressure interval whether in the interval corresponding current range of described initial static pressure, to obtain judged result;

The interval acquisition module of target static pressure, interval for obtaining target static pressure according to described judged result and preset rules, and it is interval to dynamically update described target static pressure with predetermined period, obtain the target static pressure after upgrading interval, carry out work with the running speed controlling described off-premises station corresponding according to the windscreen gear of off-premises station demand under the target static pressure interval after described renewal.

11. off-premises station self application static pressure adjusting devices as claimed in claim 10, is characterized in that, the interval acquisition module of described target static pressure specifically for:

12. off-premises station self application static pressure adjusting devices as claimed in claim 11, is characterized in that, the interval acquisition module of described target static pressure also specifically for:

13. off-premises station self application static pressure adjusting devices as claimed in claim 10, is characterized in that, the interval acquisition module of described target static pressure further specifically for:

14. off-premises station self application static pressure adjusting devices as claimed in claim 10, it is characterized in that, by the method for permanent wind amount, and experiment test determines the running speed that each windscreen gear is corresponding under static pressure intervals different in the interval i+n of described static pressure interval i-m ~ static pressure, i, n, and the value of m be 1 ~ N, N is positive integer.

15. off-premises station self application static pressure adjusting devices as described in any one of claim 10-14, it is characterized in that, the method of described permanent wind amount is that the air quantity that the running speed under same windscreen gear that air quantity that the running speed under the interval corresponding different windscreen gear of static pressure after division produces is corresponding with described static pressure interval i produces keeps constant, or, within predetermined deviation, the value of i is 1 ~ N, N is positive integer.

16. off-premises station self application static pressure adjusting devices as claimed in claim 10, it is characterized in that, the current range that under static pressure intervals different in the interval i+n of the interval i-m ~ static pressure of described static pressure, each windscreen gear is corresponding records in advance by testing, i, n, and the value of m be 1 ~ N, N is positive integer.

17. off-premises station self application static pressure adjusting devices as claimed in claim 10, it is characterized in that, the static pressure difference in described default static pressure difference range is preset according to demand by user.

18. off-premises station self application static pressure adjusting devices as claimed in claim 10, it is characterized in that, described device also comprises:

Start module, for enabling described self application static pressure regulatory function according to user instruction.