CN108731195A - A kind of temperature control method of water and device - Google Patents
A kind of temperature control method of water and device Download PDFInfo
- Publication number
- CN108731195A CN108731195A CN201710273078.4A CN201710273078A CN108731195A CN 108731195 A CN108731195 A CN 108731195A CN 201710273078 A CN201710273078 A CN 201710273078A CN 108731195 A CN108731195 A CN 108731195A
- Authority
- CN
- China
- Prior art keywords
- water temperature
- lts
- change rate
- temperature
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of temperature control method of water and devices.The temperature control method of water includes the following steps：Detection input, detects the observed temperature LT and water temperature change rate VT in sampling period and inputs testing result；Multilevel iudge, the observed temperature LT, the water temperature change rate VT are compared with target temperature LTS, water temperature change rate set interval respectively；Output control, comparison result is obtained according to above-mentioned, realizes corresponding energy hole activity, the observed temperature LT is bigger compared to the target temperature LTS and the water temperature change rate VT, and the energy adjustment loading speed is bigger；The water temperature control device includes detection input module, multilevel iudge module and output control module.By the technical program, it can be achieved that relevant device water temperature control response speed is fast, accurate advantageous effects are controlled.
Description
Technical field
The present invention relates to a kind of temperature control method of water and devices, and in particular to a kind of evaporative condenser air-conditioner set
Energy adjustment coolant controlled method and apparatus.
Background technology
Existing cooling water air conditioner unit, the especially energy control method of evaporating type condensing air-conditioner set are return difference control methods, i.e.,
In unit operation, when the water temperature of heat exchanger reaches target or target add-back difference, compressor can load, and be less than target temperature
When degree or target add-back difference, compressor just unloads.
Such as 102927657 B of Chinese invention patent CN, becomes tachometric method it discloses a kind of air-conditioning temperature and become water temperature controlling party
Method is as follows：(1) temperature data in air conditioning area is acquired by temperature sensor；(2) it calculates in air conditioning area
The speed of temperature change；(3) result that step (2) obtains is compared with predetermined threshold value, if in preset threshold range,
Then keep air conditioning water temperature；If being more than predetermined threshold value, it is transferred to step (4)；(4) air conditioning water temperature is adjusted, and is turned
Enter step (1).The invention adjusts the heating-cooling efficiency of air-conditioning by adjusting air conditioning water or hot water temperature, makes air-conditioning can
Meet heating-cooling requirement, and energy consumption can be reduced.But the technical solution has problems in that, by calculating temperature in air conditioning area
The speed of degree variation adjusts air conditioning water temperature, and this control method is poor to the adaptability of operating mode or water temperature, and control is stagnant
Property is larger afterwards, it is difficult to meet control and require.
Invention content
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide one kind is transported by heat exchanger water temperature, unit
Row state, the manner of execution of compressor displacement regulating solenoid valve control, and to realize fast response time, control accurate air conditioner
The method and apparatus of group energy adjustment control water temperature.
To reach above-mentioned first goal of the invention, the technical solution adopted in the present invention is as follows：
A kind of temperature control method of water, includes the following steps：
S1：Detection input：It detects the observed temperature LT and water temperature change rate VT in sampling period and inputs testing result；
S2：Multilevel iudge：The observed temperature LT, the water temperature change rate VT become with target temperature LTS, water temperature respectively
Rate set interval is compared；
S3：Output control：Comparison result is obtained according to the S2, realizes corresponding energy hole activity, the actual measurement temperature
Degree LT is bigger compared to the target temperature LTS and the water temperature change rate VT, and the energy adjustment loading speed is bigger.
It should be noted that LT indicates the observed temperature of air-conditioner set, the observed temperature can be the real-time of heat exchanger
Leaving water temperature or return water temperature；VT indicates the water temperature change rate of air-conditioner set；LTS indicates the set temperature of air-conditioner set, setting
Temperature can be the setting leaving water temperature or return water temperature of heat exchanger.
It should be noted that this technology method be by the observed temperature LT, the water temperature change rate VT respectively with mesh
Mark temperature LTS, water temperature change rate set interval are compared, and according to two groups of comparable situations, it is dynamic to carry out energy adjustment control
Make.In wherein a kind of preferred embodiment, median can be used as by energy adjustment code U so that corresponding control action
It is apparent, clear.I.e. according to above-mentioned comparable situation, correspond to an energy adjustment code.Specific code value output rule is under
Text is described in detail.According to the value of energy adjustment code U, energy hole adjusting is carried out, that is, adjusts loading speed.An implementation wherein
In scheme, the observed temperature LT is bigger compared to the target temperature LTS and the water temperature change rate VT, exports energy
The value for adjusting code U is also bigger；Certainly, the different designs of rule are exported according to specific code value, what corresponding speed was adjusted
Relationship also has difference, but regulation anyway, as long as whole meet the observed temperature LT compared to the target temperature
LTS and the water temperature change rate VT are bigger, this bigger rule of the energy adjustment loading speed should all be considered within
Within the technical program protection domain.Following description part is illustrated so that one pair of which answers rule as an example, in short,
Its rule of correspondence is the observed temperature LT bigger compared to the target temperature LTS and the water temperature change rate VT, institute
The value for stating energy adjustment code U is bigger, and the energy adjustment loading speed is bigger.
It should be noted that in exporting rate-determining steps, when the value for exporting energy adjustment code U is bigger, represent
Energy adjustment loading speed is also bigger.So-called loading speed refers to, within the load pulses unit interval, increases the defeated of compressor
Tolerance；Corresponding is rate of debarkation, and when the value for exporting energy adjustment code U is smaller, the energy adjustment represented is unloaded
It is bigger to carry rate；So-called rate of debarkation refers to, within the unloading unit pulse time, reduces compressor displacement.Certainly, according to
Export the value condition of the value of energy adjustment code U, energy adjustment further includes that other are dynamic for displacement for keeping compressor current etc.
Make.
Preferably, the step S2 includes：
S21：Default step：Several endpoint values of pre-set target temperature LTS form actual measurement water temperature section set E；
S22：Comparison step：Compare and judges that the observed temperature LT falls into the actual measurement water temperature area described in above-mentioned S21
Between, obtain first interval value.
As further preferably, the actual measurement water temperature section that the observed temperature LT is fallen into may include： LT<LTS-D-
3DC、LTS-D-3DC≤LT<LTS-D-2DC、LTS-D-2DC≤LT<LTS-D-DC、 LTS-D-DC≤LT<LTS-D、LTS-D
≤LT<LTS+D,LTS+D≤LT<LTS+D+1.5DC and LTS+D+1.5DC≤LT.
Preferably, the S2 steps include：
S23：Default step：Several endpoint values of default water temperature change rate form water temperature change rate section set；
S24：Comparison step：Compare and judges that the water temperature change rate VT falls into the water temperature change rate described in above-mentioned S23
Section, obtain second interval value.
It should be noted that the default step is not necessarily arranged within S2, as long as being before comparison step
It is feasible.
Preferably, the step S3 includes：
S31：Receive the first interval value and second interval value；
S32：According to the first interval value and the second interval value, corresponding energy hole activity is realized.5, root
According to coolant controlled method described in claim 1, which is characterized in that the corresponding energy adjustment action include High speed load,
Low speed load is kept, low speed unloading, at a high speed unloading, cycle shutdown, emergency shutdown.
It should be noted that the input quantity of observed temperature LT and water temperature change rate VT as fuzzy control in sampling period,
Each sampling period fuzzy controller makes one and adjusts output, load or unload or the energy level for keeping compressor, wherein will
It is as follows that temperature LT and change rate VT collectively constitutes fuzzy control rule table：
Fuzzy control rule table is to be summarized as Fuzzy Control by fuzzy inference language regular " IF E and EC then U "
Rule list processed.
It should be noted that E indicates the input quantity of fuzzy control, i.e. the actual measurement water temperature range of pre-set target temperature LTS,
Observed temperature LT is compared with the endpoint value of the water temperature range, obtains 7 sections, as first interval value, including：
LT<LTS-D-3DC、LTS-D-3DC≤LT<LTS-D-2DC、LTS-D-2DC ≤LT<LTS-D-DC、LTS-D-DC≤LT<
LTS-D,LTS-D≤LT<LTS+D,LTS+D≤ LT<LTS+D+1.5DC,LTS+D+1.5DC≤LT；
Wherein, D indicates the control accuracy of the water temperature of air-conditioner set；DC indicates that the energy temperature adjustment of air-conditioner set is poor.
It should be noted that EC indicates the input quantity of fuzzy control, i.e. water temperature change rate section is gathered, by the water of actual measurement
Warm change rate VT is compared with the water temperature change rate endpoint value of setting, obtains 5 sections, as second interval value, including：
VT<a,a≤VT<b,b≤VT<c,c≤VT<d,d≤VT；
Wherein, a, b, c, d are the interval endpoint setting value of water temperature change rate；
It should be noted that U indicates the output quantity of fuzzy control, i.e. energy adjustment parameter value, including：0, 1,2,-1,-
2,-3,-4；Controller is worth output quantity U according to first interval value and second interval.
Preferably, the corresponding energy adjustment action includes High speed load, low speed load, holding, low speed unloading, high speed
Unloading, cycle shutdown, emergency shutdown.
It should be noted that the code that can adjust in fuzzy control rule table is：
| Condition can adjust code | Action |
| 2 | High speed load |
| 1 | Low speed loads |
| 0 | It keeps |
| -1 | Low speed unloads |
| -2 | High speed unloads |
| -3 | Cycle shutdown |
| - 4 or LT≤LLTC | Emergency shutdown |
In table, low speed load indicated within the load pulses unit interval, increased the displacement of compressor；High speed load table
Show within 2 times of load pulses unit interval, increases compressor displacement；Low speed unloading was indicated in the unloading unit pulse time
It is interior, reduce compressor displacement；High speed unloading indicated within 2 times of unloading unit pulse time, reduced compressor displacement；
Keep the displacement for indicating to keep compressor current；Cycle shutdown indicates that air-conditioner set shuts down by normal procedure, but user side
Water pump does not execute closing logic；Emergency shutdown indicates the shutdown of unit report failure, could be switched on after Failure elimination.
In addition, LLTC indicates the too low shutdown setting value of water temperature of air-conditioner set.
Wherein：
A) work as LT<When LTS-D-3DC, show that observed temperature is minimum in target temperature, the refrigerating capacity of air-conditioner set, which is more than, to be used
The load of family side, if therefore VT < d, then it represents that water temperature is in extremely low range and water temperature and continues to reduce, unit needs promptly stop
Machine；If VT >=d, then it represents that water temperature is in extremely low range but water temperature elevation amplitude is big, and air-conditioner set needs loop stop.
B) as LTS-D-3DC≤LT<When LTS-D-2DC, show that observed temperature is much smaller than target temperature, air-conditioner set
Refrigerating capacity be more than user side load, if therefore VT < d, then it represents that water temperature be in too low range and also water temperature continuation substantially
Degree reduces, and unit needs to recycle shutdown；If VT >=d, then it represents that water temperature is in too low range but elevation amplitude is big, and unit needs
High speed unloads.
C) as LTS-D-2DC≤LT<When LTS-D-DC, show that observed temperature is smaller than target temperature, the system of air-conditioner set
Cold be more than user side load, if therefore VT < d, then it represents that water temperature is in lower range and water temperature continues to reduce, unit
Cycle is needed to shut down；If a≤VT < d, then it represents that water temperature is in lower range but the amplitude of variation is small, and unit needs high speed
Unloading, if VT >=d, then it represents that water temperature is in lower range but raised amplitude is big, and unit needs low speed to unload.
D) as LTS-D-DC≤LT<When LTS-D, show that observed temperature is slightly smaller than target temperature, the refrigerating capacity of air-conditioner set
More than the load of user side, if therefore VT < a, then it represents that water temperature is in slightly lower range but water temperature and is greatly lowered, unit need
It to unload at a high speed；If a≤VT < d, then it represents that water temperature is in slightly lower range but the amplitude of variation is small, and unit needs low speed to unload
It carries, if VT >=d, then it represents that water temperature is in slightly lower range but raised amplitude is big, and unit needs to keep that grade can be adjusted at present.
E) as LTS-D≤LT<When LTS+D, show observed temperature in the range of target temperature, the refrigeration of air-conditioner set
The load close to user side is measured, it can be considered that observed temperature reaches target temperature, compressor keeps current displacement.
F) as LTS+D≤LT<When LTS+D+1.5DC, show that observed temperature is slightly larger than target temperature, the system of air-conditioner set
Cold be less than user side load, if therefore VT < a, then it represents that water temperature is in slightly higher range but water temperature and is greatly lowered, machine
Group needs to keep currently adjusting grade；If a≤VT < d, then it represents that water temperature be in slightly higher range but water temperature amplitude of variation not
Greatly, air-conditioner set needs low speed to load, if VT >=d, then it represents that and the raised amplitude of range but water temperature that water temperature is in slightly higher is big,
Air-conditioner set needs High speed load.
G) as LTS+D+1.5DC≤LT, show that observed temperature is much larger than target temperature, the refrigerating capacity of air-conditioner set is small
In the load of user side, if therefore VT < a, then it represents that water temperature is in higher range but water temperature is greatly lowered, unit need
Low speed loads；If VT >=a, then it represents that water temperature is in higher range and water temperature changes small or even can increase, and unit needs high speed
Load.
To reach above-mentioned second goal of the invention, the technical solution adopted in the present invention is as follows：
A kind of water temperature control device, comprises the following modules：
Detect input module, observed temperature LT and water temperature change rate VT for detecting the sampling period and by the data obtained
As a result it inputs；
Multilevel iudge module, for compare observed temperature LT, the water temperature change rate VT respectively with target temperature LTS, water
Warm change rate set interval is compared；
Output control module realizes that corresponding energy hole is lived for obtaining comparison result according to the judgment module
Dynamic, the observed temperature LT is bigger compared to the target temperature LTS and the water temperature change rate VT, the energy adjustment
Loading speed is bigger.
Preferably, the multilevel iudge module includes the first multilevel iudge module, the first multilevel iudge module packet
It includes：
Presetting module is used for several endpoint values of pre-set target temperature LTS, forms actual measurement water temperature section set E；
Comparison module, for comparing and judging that the observed temperature LT falls into the actual measurement water temperature area described in above-mentioned S21
Between, obtain first interval value.
Preferably, the multilevel iudge module includes the second multilevel iudge module, the second multilevel iudge module packet
It includes：
First presetting module, several endpoint values for presetting water temperature change rate form water temperature change rate section set；
Second comparison module, for comparing and judging that the water temperature that the water temperature change rate VT is fallen into described in above-mentioned S23 becomes
The section of rate obtains second interval value.
Preferably, the output control module includes：
First receiving module, for receiving the first interval value and second interval value；
Second control module, for according to the first interval value and the second interval value, realizing corresponding energy
Control activity.
It should be noted that the detection input module is used to receive observed temperature LT and water temperature change rate VT, for use as
The comparison foundation subsequently judged.
The multilevel iudge module includes the first multilevel iudge module and the second multilevel iudge module, and described first compares
Judgment module and the second multilevel iudge module include setup module and comparison module, are respectively used to the default and more described reality
The actual measurement water temperature section set E obtained in testing temperature LT and the setup module, obtains first interval value；And it is default
And the section of the water temperature change rate setting value obtained in the water temperature change rate VT and the setup module is gathered,
Obtain second interval value.
The output control module is according to judgment module as a result, being corresponding according to output with fuzzy control rule table
The value of energy adjustment code U realizes corresponding energy hole activity.It is of course also possible, as described before, corresponding energy adjustment code U
Setting not necessarily, but its setting can play the role of it is relatively sharp, it is specific.
Compared with prior art, the beneficial effects of the present invention are：
1, the range of this temperature control method of water pre-set target temperature and water temperature change rate, and by observed temperature and survey water
Warm change rate is compared therewith, by the judgement of different interval ranges, is obtained corresponding energy adjustment action, can be changed existing
There is technology to cause defect by the way that single value compares, improves the adaptability to operating mode and water temperature, carry out energy and water temperature tune in time
Section.
2, this temperature control method of water passes through the comparison of observed temperature and target temperature range, and actual measurement water temperature change rate
With the comparison of default water temperature change rate range, energy adjustment action is two-dimensionally determined, so that energy adjustment more meets work
Condition effectively prevents the error of energy adjustment, reduces the hysteresis quality of control.
3, pre-set target temperature range is set to 7 different sections by this temperature control method of water so that temperature range is more
With precision, to better discriminate between the interval value that observed temperature falls into different goal-selling range planted agent outputs, preferably
Control the precision of energy adjustment.
4, water temperature change rate range is set as 5 different sections by this temperature control method of water so that water temperature change rate model
It encloses with more precision, to better discriminate between actual measurement water temperature change rate, to fall into different default water temperature change rate range planted agents defeated
The precision that the interval value gone out, preferably control ability are adjusted.
5, this temperature control method of water, which compares temperature to be relatively collectively formed with water temperature change rate, is defined as 9 different stages
Energy adjustment code value, correspond to different energy hole modes respectively, improve the precision of energy adjustment action, to
Achieve the purpose that stable unit leaving water temperature.
6, this water temperature control device sets disparate modules according to needed for this temperature control method of water so that each module connection
The apparatus and system for completely realizing this temperature control method of water is formed, to preferably be realized using this temperature control method of water
The purpose of energy hole action.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, and in order to allow the above and other objects, features and advantages of the present invention can
It is clearer and more comprehensible, it is special below to lift preferred embodiment, and coordinate attached drawing, detailed description are as follows.
Description of the drawings
Fig. 1 is the flow diagram of temperature control method of water of the present invention；
Fig. 2 is the structural schematic diagram of water temperature control device of the present invention；In figure, 1, detection input module；2, multilevel iudge mould
Block；3, output control module.
Specific implementation mode
Further to illustrate that the present invention to reach the technological means and effect that predetermined goal of the invention is taken, ties below
Attached drawing and preferred embodiment are closed, to specific implementation mode, structure, feature and its effect according to the present invention, is described in detail such as
Under：
The flow chart of temperature control method of water of the present invention as shown in Fig. 1, the temperature control method of water includes following step
Suddenly：
S1：Detection input：It detects the observed temperature LT and water temperature change rate VT in sampling period and inputs testing result；
Specifically, using time Tc as a cycle, water temperature T is obtainedL、TL+1, water temperature change rate V is calculated according to water temperatureT=
TL+1-TL；At this point, the value for obtaining observed temperature LT is TL, the value for obtaining water temperature change rate VT is VT。
S2：Multilevel iudge：The observed temperature LT, the water temperature change rate VT become with target temperature LTS, water temperature respectively
Rate set interval is compared；
Specifically, step includes：
(1) interval value A is obtained：
S21：Default step：Several endpoint values of pre-set target temperature LTS form actual measurement water temperature section set E；Wherein,
LTS can be arranged according to user side demand；
And the control accuracy D of the water temperature of air-conditioner set, the energy temperature adjustment difference DC of air-conditioner set can also be set according to actual needs
It sets, is such as set as between 0.5 DEG C~1 DEG C.
It can thus be concluded that go out 7 different sections, including：X<LTS-D-3DC,LTS-D-3DC≤X <LTS-D-2DC,LTS-
D-2DC≤X<LTS-D-DC,LTS-D-DC≤X<LTS-D,LTS-D≤X <LTS+D,LTS+D≤X<LTS+D+1.5DC and LTS
+D+1.5DC≤X。
S22：Comparison step：Compare and judges that the observed temperature LT falls into the actual measurement water temperature area described in above-mentioned S21
Between, obtain interval value A.
(2) interval value B is obtained：
S23：Default step：
Several endpoint values of default water temperature change rate form water temperature change rate section set；
Specifically, interval endpoint setting value a, b, c, d of water temperature change rate are configured.This four endpoint values can
To be configured according to target water temperature change rate range, if target water temperature change rate is e, and h is water temperature change rate range, then
(such as a=e-2h, b=e-h, c=e+h, d=e+2h) can be arranged in this range in four endpoint values, to obtain 5 differences
Section, including Y<A, a≤Y<B, b≤Y<C, c≤Y<D and d≤Y.
S24：Comparison step：Compare and judges that the water temperature change rate VT falls into the water temperature change rate described in above-mentioned S23
Section, obtain interval value B.
S3：Output control：Comparison result is obtained according to the S2, realizes corresponding energy hole activity, the actual measurement temperature
Degree LT is bigger compared to the target temperature LTS and the water temperature change rate VT, and the energy adjustment loading speed is bigger.
Specifically, the step includes：
S31：Receive the interval value A and interval value B；
S32：According to the interval value A and interval value B, according to water temperature TLWith water temperature change rate VTCollectively constitute mould
Control rule table is pasted, the corresponding energy adjustment code U is exported.
Wherein, water temperature TLWith water temperature change rate VTCollectively constituting fuzzy control rule table is：
Control system carries out High speed load to compressor according to instruction, low speed load, holding, low speed unloading, unloads at a high speed
It carries, recycle the actions such as shutdown, emergency shutdown, i.e., realize that control is lived according to the value of the obtained energy adjustment code U of the S3
It is dynamic.
Above-mentioned condition can adjust energy adjustment corresponding to code to act to be：
| Condition can adjust code | Action |
| 2 | High speed load |
| 1 | Low speed loads |
| 0 | It keeps |
| -1 | Low speed unloads |
| -2 | High speed unloads |
| -3 | Cycle shutdown |
| - 4 or LT≤LLTC | Emergency shutdown |
In table, low speed load indicated within the load pulses unit interval, increased the displacement of compressor；High speed load table
Show within 2 times of load pulses unit interval, increases compressor displacement；Low speed unloading was indicated in the unloading unit pulse time
It is interior, reduce compressor displacement；High speed unloading indicated within 2 times of unloading unit pulse time, reduced compressor displacement；
Keep the displacement for indicating to keep compressor current；Cycle shutdown indicates that air-conditioner set shuts down by normal procedure, but user side
Water pump does not execute closing logic；Emergency shutdown indicates the shutdown of unit report failure, could be switched on after Failure elimination.
In addition, LLTC indicates the too low shutdown setting value of water temperature of air-conditioner set.
So far, energy hole is completed primary.Energy hole may be repeated.
A kind of one of which embodiment of water temperature control device using above-mentioned temperature control method of water as shown in Figure 2,
The water temperature control device includes：
Observed temperature LT and water temperature change rate VT for detecting the sampling period and the detection for inputting the data obtained result
Input module 1；
It is set respectively with target temperature LTS, water temperature change rate for comparing observed temperature LT, the water temperature change rate VT
The multilevel iudge module 2 that section is compared；
For obtaining comparison result according to the judgment module, the movable output control mould of corresponding energy hole is realized
Block 3, the observed temperature LT are bigger compared to the target temperature LTS and the water temperature change rate VT, the energy tune
It is bigger to save loading speed.
As one of which embodiment, the multilevel iudge module compares including the first multilevel iudge module and second
Judgment module.
The first multilevel iudge module includes：
For several endpoint values of pre-set target temperature LTS, the first presetting module of actual measurement water temperature section set E is formed
(not shown)；
For comparing and judging that the observed temperature LT falls into the actual measurement water temperature section described in above-mentioned S21, section is obtained
The second comparison module (not shown) of value A.
The second multilevel iudge module includes：
Several endpoint values for presetting water temperature change rate form the first presetting module of water temperature change rate section set
(not shown)；
For comparing and judging that the water temperature change rate VT falls into the section of the water temperature change rate described in above-mentioned S23, obtain
To the second comparison module (not shown) of interval value B.
The output control module includes：
Receiving module (not shown) for receiving the interval value A and interval value B；
For according to the interval value A and interval value B, realizing corresponding energy hole activity control block (figure
In be not shown).
In the present embodiment, the judgment module includes the first multilevel iudge module and the second multilevel iudge module, is divided
The interval value A and interval value B Yong Yu not be obtained.In other implementations, the first multilevel iudge mould can also not differentiated between
Block and the second multilevel iudge module integrally carry out the multilevel iudge step that is, in a multilevel iudge module, realize mould
Block is simplified.
The specific work process of the device is as follows：
System is by being used as the water temperature LT of the heat exchanger in the real-time monitoring cycle of temperature sensor of detection input module simultaneously
Water temperature change rate VT is calculated, monitoring and result of calculation are then input to the analog signal detection module as multilevel iudge module
In.Detection process includes measuring the water temperature value of heat exchanger, and calculate to obtain water temperature variation according to VT=TL+1-TL in cycle T c
Rate value VT.
The analog detection module has the specific fuzzy control rule as shown in above-mentioned control method of user preset
Table, after the analog detection module receives the data information that the temperature sensor is transmitted, the first multilevel iudge module and
Two multilevel iudge modules respectively obtain area respectively according to the judgment rule of the water temperature of fuzzy control rule table and water temperature change rate
Between value A and interval value B export corresponding energy adjustment code U further according to the fuzzy control rule table.
The energy adjustment code U is subsequently converted to current signal and sends Rong Tiao electricity as output control module to
Magnet valve holds the energy adjustment action adjusted corresponding to value of the solenoid valve according to the energy adjustment code U as described in above-mentioned control method
Specific control is realized by compressor.
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (10)
1. a kind of temperature control method of water, which is characterized in that include the following steps：
S1：Detection input：It detects the observed temperature LT and water temperature change rate VT in sampling period and inputs testing result；
S2：Multilevel iudge：The observed temperature LT, the water temperature change rate VT are set with target temperature LTS, water temperature change rate respectively
Determine section to be compared；
S3：Output control：Comparison result is obtained according to the S2, realizes corresponding energy hole activity, the observed temperature LT
Bigger compared to the target temperature LTS and the water temperature change rate VT, the energy adjustment loading speed is bigger.
2. temperature control method of water according to claim 1, which is characterized in that the step S2 includes：
S21：Default step：Several endpoint values of pre-set target temperature LTS form actual measurement water temperature section set E；
S22：Comparison step：Compare and judge that the observed temperature LT falls into the actual measurement water temperature section described in above-mentioned S21, obtains
First interval value.
3. temperature control method of water according to claim 2, which is characterized in that the actual measurement water temperature that the observed temperature LT is fallen into
Section may include：LT<LTS-D-3DC,LTS-D-3DC≤LT<LTS-D-2DC,LTS-D-2DC≤LT<LTS-D-DC,LTS-D-
DC≤LT<LTS-D,LTS-D≤LT<LTS+D,LTS+D≤LT<LTS+D+1.5DC and LTS+D+1.5DC≤LT.
4. temperature control method of water according to claim 1, which is characterized in that the S2 steps include：
S23：Default step：Several endpoint values of default water temperature change rate form water temperature change rate section set；
S24：Comparison step：Compare and judges that the water temperature change rate VT falls into the area of the water temperature change rate described in above-mentioned S23
Between, obtain second interval value.
5. temperature control method of water according to any one of claims 1 to 4, which is characterized in that the step S3 includes：
S31：Receive the first interval value and second interval value；
S32：According to the first interval value and the second interval value, corresponding energy hole activity is realized.
6. coolant controlled method according to claim 1, which is characterized in that the corresponding energy adjustment action includes high
Speed load, low speed are loaded, are kept, low speed unloading, high speed unloading, recycling shutdown, emergency shutdown.
7. a kind of water temperature control device, which is characterized in that comprise the following modules：
Input module is detected, the observed temperature LT and water temperature change rate VT for detecting the sampling period are simultaneously defeated by the data obtained result
Enter；
Multilevel iudge module becomes with target temperature LTS, water temperature respectively for comparing observed temperature LT, the water temperature change rate VT
Rate set interval is compared；
Output control module realizes corresponding energy hole activity for obtaining comparison result according to the judgment module, described
Observed temperature LT is bigger compared to the target temperature LTS and the water temperature change rate VT, the energy adjustment loading speed
It is bigger.
8. water temperature control device according to claim 7, which is characterized in that the multilevel iudge module compares including first
Judgment module, the first multilevel iudge module include：
First presetting module is used for several endpoint values of pre-set target temperature LTS, forms actual measurement water temperature section set E；
Second comparison module, for comparing and judging that the observed temperature LT falls into the actual measurement water temperature section described in above-mentioned S21,
Obtain first interval value.
9. water temperature control device according to claim 7, which is characterized in that the multilevel iudge module compares including second
Judgment module, the second multilevel iudge module include：
First presetting module, several endpoint values for presetting water temperature change rate form water temperature change rate section set；
Second comparison module, for comparing and judging that the water temperature change rate VT falls into the water temperature change rate described in above-mentioned S23
Section, obtain second interval value.
10. water temperature control device according to any one of claims 7 to 9, which is characterized in that the output control module packet
It includes：
Receiving module, for receiving the first interval value and second interval value；
Control module, for according to the first interval value and the second interval value, realizing corresponding energy hole activity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710273078.4A CN108731195A (en) | 2017-04-19 | 2017-04-19 | A kind of temperature control method of water and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710273078.4A CN108731195A (en) | 2017-04-19 | 2017-04-19 | A kind of temperature control method of water and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108731195A true CN108731195A (en) | 2018-11-02 |
Family
ID=63934591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710273078.4A Pending CN108731195A (en) | 2017-04-19 | 2017-04-19 | A kind of temperature control method of water and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108731195A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513930A (en) * | 2019-09-05 | 2019-11-29 | 四川长虹空调有限公司 | Net for air-source heat pump units frequency-changeable compressor adding and subtracting load control method |
| CN110567124A (en) * | 2019-09-19 | 2019-12-13 | 南京天加环境科技有限公司 | Energy adjusting method of modular water machine |
| CN110779171A (en) * | 2019-10-31 | 2020-02-11 | 广东海悟科技有限公司 | Air source heat pump unit control method, electronic equipment and computer readable storage medium |
| CN111981642A (en) * | 2019-05-21 | 2020-11-24 | 青岛海尔空调电子有限公司 | Energy regulation control method for heat pump air conditioning system module unit |
| CN112303807A (en) * | 2020-10-27 | 2021-02-02 | 广东Tcl智能暖通设备有限公司 | Compressor loading control method, multi-split system and storage medium |
| CN113945048A (en) * | 2021-11-03 | 2022-01-18 | 益鹏智能系统科技(上海)有限公司 | Stepless capacity regulation control method, system, terminal and storage medium for falling film ice water chiller |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011007453A (en) * | 2009-06-29 | 2011-01-13 | Yamatake Corp | Device and method of calculating energy saving effect amount |
| CN102003748A (en) * | 2009-09-01 | 2011-04-06 | 珠海格力电器股份有限公司 | Modular water chilling unit and intelligent control method thereof |
| CN102193567A (en) * | 2010-03-10 | 2011-09-21 | 同方人工环境有限公司 | Method for controlling stepless adjustment of water-source screw unit |
| CN102927657A (en) * | 2012-11-28 | 2013-02-13 | 机械工业第三设计研究院 | Water temperature change control method by air-conditioner temperature change speed method |
| CN104457069A (en) * | 2013-09-24 | 2015-03-25 | 江森自控空调冷冻设备(无锡)有限公司 | Capacity regulating method for refrigerating system |
-
2017
- 2017-04-19 CN CN201710273078.4A patent/CN108731195A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011007453A (en) * | 2009-06-29 | 2011-01-13 | Yamatake Corp | Device and method of calculating energy saving effect amount |
| CN102003748A (en) * | 2009-09-01 | 2011-04-06 | 珠海格力电器股份有限公司 | Modular water chilling unit and intelligent control method thereof |
| CN102193567A (en) * | 2010-03-10 | 2011-09-21 | 同方人工环境有限公司 | Method for controlling stepless adjustment of water-source screw unit |
| CN102927657A (en) * | 2012-11-28 | 2013-02-13 | 机械工业第三设计研究院 | Water temperature change control method by air-conditioner temperature change speed method |
| CN104457069A (en) * | 2013-09-24 | 2015-03-25 | 江森自控空调冷冻设备(无锡)有限公司 | Capacity regulating method for refrigerating system |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111981642A (en) * | 2019-05-21 | 2020-11-24 | 青岛海尔空调电子有限公司 | Energy regulation control method for heat pump air conditioning system module unit |
| CN111981642B (en) * | 2019-05-21 | 2022-01-25 | 青岛海尔空调电子有限公司 | Energy regulation control method for heat pump air conditioning system module unit |
| CN110513930A (en) * | 2019-09-05 | 2019-11-29 | 四川长虹空调有限公司 | Net for air-source heat pump units frequency-changeable compressor adding and subtracting load control method |
| CN110513930B (en) * | 2019-09-05 | 2021-07-13 | 四川长虹空调有限公司 | Loading and unloading control method for variable-frequency compressor of air source heat pump unit |
| CN110567124A (en) * | 2019-09-19 | 2019-12-13 | 南京天加环境科技有限公司 | Energy adjusting method of modular water machine |
| CN110779171A (en) * | 2019-10-31 | 2020-02-11 | 广东海悟科技有限公司 | Air source heat pump unit control method, electronic equipment and computer readable storage medium |
| CN110779171B (en) * | 2019-10-31 | 2021-11-05 | 广东海悟科技有限公司 | Air source heat pump unit control method, electronic equipment and computer readable storage medium |
| CN112303807A (en) * | 2020-10-27 | 2021-02-02 | 广东Tcl智能暖通设备有限公司 | Compressor loading control method, multi-split system and storage medium |
| CN113945048A (en) * | 2021-11-03 | 2022-01-18 | 益鹏智能系统科技(上海)有限公司 | Stepless capacity regulation control method, system, terminal and storage medium for falling film ice water chiller |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108731195A (en) | A kind of temperature control method of water and device | |
| CN110513930B (en) | Loading and unloading control method for variable-frequency compressor of air source heat pump unit | |
| CN105371437B (en) | A kind of air conditioning control method | |
| JP4594276B2 (en) | Cold / hot water control method for cold / hot heat source machine and air conditioning system used therefor | |
| US10352603B2 (en) | Control apparatus for cooling system | |
| CN111156748B (en) | Variable frequency air conditioner limiting power control method, storage medium and air conditioner | |
| US10274970B2 (en) | Method, and device for controlling the output of the air volume and memory medium | |
| US9631831B2 (en) | Method for controlling the opening of an HVAC valve based on the energy-per-flow gradient | |
| CN108168030B (en) | Intelligent control method based on refrigeration performance curve | |
| US20160054741A1 (en) | Device and method for controlling opening of a valve in an hvac system | |
| CN107940679B (en) | Group control method based on performance curve of water chilling unit of data center | |
| CN107906686A (en) | Air conditioner fan rotating speed control method and air conditioner system | |
| CN112965546B (en) | Temperature control system and temperature control method for semiconductor temperature control | |
| CN105157169A (en) | Air conditioner, air conditioner control method and air conditioner control device | |
| CN107741111B (en) | Water chilling unit and start control method and device thereof | |
| CN104315683A (en) | Fuzzy PID (proportion integration differentiation) -based water-cooled air conditioner regulation and control method | |
| CN111397257B (en) | Temperature control device and method | |
| CN114459133B (en) | Energy-saving control method and energy-saving control system for central air conditioning system | |
| CN108105969A (en) | A kind of operational efficiency method for detecting abnormality of air conditioner intelligent monitoring system and air-conditioning | |
| CN106801972B (en) | A kind of transducer air conditioning protection control method and transducer air conditioning | |
| CN211551977U (en) | Intelligent control variable frequency regulating system for air conditioner circulating water pump | |
| CN110966714A (en) | Intelligent control method for air conditioner, computer readable storage medium and air conditioner | |
| CN108266856B (en) | Multi-split intelligent optimization operation method and device | |
| CN107339834A (en) | Control method and device of natural cooling unit | |
| CN112413937B (en) | Water chilling unit and electronic expansion valve control method, device and system thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181102 |
|
| RJ01 | Rejection of invention patent application after publication |