CN104750120B - The control method of PTC heating systems and PTC heating systems - Google Patents
The control method of PTC heating systems and PTC heating systems Download PDFInfo
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- CN104750120B CN104750120B CN201310729144.6A CN201310729144A CN104750120B CN 104750120 B CN104750120 B CN 104750120B CN 201310729144 A CN201310729144 A CN 201310729144A CN 104750120 B CN104750120 B CN 104750120B
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Abstract
The invention discloses a kind of control methods of PTC heating systems, include the following steps：S1 when PTC heating modules are in the first state of temperature, opens PTC transmission modules so that PTC heating modules switch between reset area and workspace, while carry out position tracking to PTC heating modules by PTC position detecting modules；S2, judges whether the position motion track of the PTC heating modules of PTC position detecting modules detection meets preset condition；S3 if conditions are not met, closing PTC transmission modules, and controls PTC heating modules to remain off；S4 if it is satisfied, closing PTC transmission modules, and opens PTC heating modules.The control method can accurate judgement PTC position detecting modules and PTC transmission modules whether break down, to ensure that PTC heating modules do not generate malfunction, to improve the safety and reliability of PTC heating systems.The invention also discloses a kind of PTC heating systems.
Description
Technical field
The present invention relates to electric heating control technical field, more particularly to a kind of PTC（Positive Temperature
Coefficient, positive temperature coefficient）The control method of heating system and a kind of PTC heating systems.
Background technology
At present, the cooling fan, heating product with PTC heat generating devices are very more.What if PTC heat generating devices moved when working
Position is improper, can directly influence the heating effect of PTC heat generating devices or even can cause safety accident.
In the related art, as shown in Figure 1, setting OUT position-detection sensors in PTC workspaces respectively and being answered in PTC
Position area setting IN position-detection sensors, PTC is controlled by detecting PTC heat generating devices in PTC workspaces or PTC reset areas
Heat generating device is turned on and off.Wherein, the control method of PTC heat generating devices is opened as shown in Fig. 2, closing PTC heat generating devices
Control method it is as shown in Figure 3.
Can be seen that the control programs of the PTC heat generating devices in the relevant technologies from the control method of Fig. 2, Fig. 3, there are following
Several shortcomings：
The 1st, if position-detection sensor can't detect useful signal always（Such as PTC transmission devices are faulty）, PTC biographies
Dynamic device can start always, and then send out mechanicalness noise, and negative impact is caused to the use of user；
If the 2, there are failures for position-detection sensor, useful signal can't detect always（Such as：Circuit disconnects, position
Detection sensor normal off is opened）, equally have the shortcomings that above-mentioned；Also, if position-detection sensor failure leads to line short,
Controller can be mistakenly considered PTC heat generating devices in PTC workspaces, open and heat at once, but the position of PTC heat generating devices at this time
Putting can not determine, if not in PTC workspaces, this probably causes fire incident；
3rd, PTC heat generating devices are in the course of work of heating, due to mechanical breakdown, cause PTC heat generating devices run from
PTC workspaces, but controller, without closing PTC heat generating devices in time, this is also likely to cause fire.
Therefore, it is necessary to the control programs to the PTC heat generating devices in the relevant technologies to be improved.
Invention content
The purpose of the present invention is intended at least solve one of above-mentioned technological deficiency.
For this purpose, first purpose of the present invention is to propose a kind of control method of positive temperature coefficient PTC heating systems, energy
Whether enough accurate judgement PTC position detecting modules and PTC transmission modules break down to ensure that PTC heating modules do not generate malfunction
Make, improve the safety and reliability of PTC heating systems.
Second object of the present invention is to propose a kind of positive temperature coefficient PTC heating systems.
In order to achieve the above objectives, one aspect of the present invention embodiment proposes a kind of control of positive temperature coefficient PTC heating systems
Method processed, wherein, the PTC heating systems include PTC heating modules, PTC transmission modules, PTC position detecting modules and wind turbine
Air-supply module, the control method include the following steps：S1 when the PTC heating modules are in the first state of temperature, is opened
The PTC transmission modules are so that the PTC heating modules switch, while between reset area and workspace by PTC described
It puts detection module and position tracking is carried out to the PTC heating modules；S2 judges the described of the PTC position detecting modules detection
Whether the position motion track of PTC heating modules meets preset condition；S3 if it is determined that being unsatisfactory for the preset condition, is then closed
The PTC transmission modules are closed, and the PTC heating modules is controlled to remain off；S4, if it is determined that meeting the default item
Part then closes the PTC transmission modules, opens the PTC heating modules.
The control method of PTC heating systems according to embodiments of the present invention, when PTC heating modules are in the first state of temperature
When, PTC transmission modules are opened so that PTC heating modules switch, while pass through PTC position detections between reset area and workspace
Module carries out position tracking to PTC heating modules, and judges that the position of the PTC heating modules of PTC position detecting modules detection is moved
Whether dynamic rail mark meets preset condition, if it is determined that being unsatisfactory for preset condition, then closes PTC transmission modules, and PTC is controlled to generate heat
Module remains off, if it is determined that meeting preset condition, closes PTC transmission modules, and open PTC heating modules, so as to
Can accurate judgement PTC position detecting modules and PTC transmission modules whether break down to ensure that PTC heating modules do not generate mistake
Action improves the safety and reliability of PTC heating systems.Also, the negative effect that failure brings user is also reduced, fully
Meet the needs of user.
According to one embodiment of present invention, if the PTC position detecting modules detect in the first preset time
When the PTC heating modules switch to the workspace from the reset area, the position moving rail of the PTC heating modules is judged
Mark meets the preset condition；If the PTC position detecting modules detect the PTC hairs in first preset time
When thermal modules switch to the reset area from the workspace, judge that the position motion track of the PTC heating modules meets institute
Preset condition is stated, continues to control the PTC transmission modules so that the PTC heating modules are in the workspace.
According to one embodiment of present invention, when the PTC heating modules are in second temperature state, described in unlatching
PTC heating modules, and the PTC transmission modules is controlled to remain off.
Also, it in the heating process of the PTC heating modules, further includes：The PTC position detecting modules are always to institute
It states PTC heating modules and carries out position tracking；When the PTC heating modules are not in the workspace, the PTC fevers are closed
Module.
According to one embodiment of present invention, in step s3, it further includes：Judge PTC transmission modules and/or described
PTC position detecting modules send out alarm there are failure.
According to one embodiment of present invention, before step S1, the wind turbine air-supply module is opened, and control the wind
Machine air-supply mould wind turbine in the block is worked with preset gear.
According to one embodiment of present invention, in the heating process of the PTC heating modules, if described in directly closing
PTC heating systems are then closed the PTC heating modules and the wind turbine air-supply mould wind turbine in the block are controlled to be carried out with highest gear
Work until after the second preset time, closes the wind turbine air-supply module.
Also, after the wind turbine air-supply module is closed, the PTC transmission modules are opened, wherein, judge default first
Whether the PTC position detecting modules detect that the PTC heating modules switch to the reset from the workspace in time
Area；If so, close the PTC transmission modules；If not, sending out alarm, and close the PTC transmission modules.
In order to achieve the above objectives, a kind of positive temperature coefficient PTC heating systems that another aspect of the present invention embodiment proposes, packet
It includes：PTC heating modules；Wind turbine air-supply module；PTC transmission modules, the PTC transmission modules are used to control the PTC fevers mould
Block switches between reset area and workspace；PTC position detecting modules, the PTC position detecting modules are used to send out the PTC
Thermal modules carry out position tracking；Central processing module, the central processing module and the PTC heating modules, wind turbine air-supply mould
Block, PTC transmission modules and PTC position detecting modules are respectively connected with, and the central processing module is blown for opening the wind turbine
Module when judging that the PTC heating modules are in the first state of temperature, opens the PTC transmission modules, and described in judgement
Whether the position motion track of the PTC heating modules of PTC position detecting modules detection meets preset condition and is judging
When being unsatisfactory for the preset condition, the central processing module closes the PTC transmission modules, and controls the PTC fevers mould
Block remains off, and is judging to meet the preset condition, and the central processing module closes the PTC transmission modules, and
Open the PTC heating modules.
PTC heating systems according to embodiments of the present invention after central processing module control wind turbine air-supply module is opened, judge
When PTC heating modules are in the first state of temperature, PTC transmission modules are opened so that PTC heating modules are resetting area and workspace
Between switch, while position tracking is carried out to PTC heating modules according to PTC position detecting modules, and judge PTC position detection moulds
Whether the position motion track of the PTC heating modules of block detection meets preset condition, if it is determined that being unsatisfactory for preset condition, then closes
Close PTC transmission modules, and PTC heating modules controlled to remain off, so as to accurate judgement PTC position detecting modules and
Whether PTC transmission modules break down to ensure that PTC heating modules do not generate malfunction, improve the safety of PTC heating systems
And reliability.Also, the negative effect that failure brings user is also reduced, fully meets the needs of user.
According to one embodiment of present invention, if the PTC position detecting modules detect in the first preset time
When the PTC heating modules switch to the workspace from the reset area, PTC described in the central processing module judges generates heat
The position motion track of module meets the preset condition；If the PTC position detections mould in first preset time
When block detects that the PTC heating modules switch to the reset area from the workspace, the central processing module judges institute
The position motion track for stating PTC heating modules meets the preset condition, and continues to control the PTC transmission modules so that described
PTC heating modules are in the workspace.
According to one embodiment of present invention, when PTC heating modules described in the central processing module judges are in second
During state of temperature, the PTC heating modules are opened, and the PTC transmission modules is controlled to remain off.
Also, in the heating process of the PTC heating modules, the PTC position detecting modules always send out the PTC
Thermal modules carry out position tracking, and when the PTC heating modules are not in the workspace, and the central processing module is closed
The PTC heating modules.
According to one embodiment of present invention, when judging to be unsatisfactory for the preset condition, the central processing module is sentenced
The disconnected PTC transmission modules and/or the PTC position detecting modules send out alarm there are failure.
According to one embodiment of present invention, in the heating process of the PTC heating modules, the central processing module
When receiving the instruction for directly closing the PTC heating systems, close the PTC heating modules and the wind turbine is controlled to blow
Mould wind turbine in the block is worked with highest gear, until after the second preset time, closes the wind turbine air-supply module.
Also, after the central processing module closes the wind turbine air-supply module, the PTC transmission modules are opened, and
Judge whether the PTC position detecting modules detect the PTC heating modules from the workspace in the first preset time
The reset area is switched to, wherein, if so, the central processing module closes the PTC transmission modules；It is if not, described
Central processing module sends out alarm, and closes the PTC transmission modules.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description
It obtains significantly or is recognized by the practice of the present invention.
Description of the drawings
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Significantly and it is readily appreciated that, wherein：
Fig. 1 is the schematic diagram that the PTC heat generating devices in the relevant technologies move in workspace and reset area；
Fig. 2 is the flow chart for the control method that PTC heat generating devices are opened in the relevant technologies；
Fig. 3 is the flow chart for the control method that PTC heat generating devices are closed in the relevant technologies；
Fig. 4 is the flow chart according to the control method of the PTC heating systems of the embodiment of the present invention；
Fig. 5 is the block diagram according to the PTC heating systems of the embodiment of the present invention；
Fig. 6 is the flow chart according to the method for judging OUT-IN signal validity of one embodiment of the invention；
Fig. 7 is the flow chart according to the method for judging IN-OUT signal validity of one embodiment of the invention；
Fig. 8 is the control method of the PTC heating systems when there is warm wind demand according to the present invention one specific embodiment
Flow chart；
Fig. 9 is control flow chart when being worked according to the PTC heating modules of one embodiment of the invention；
Figure 10 is the control according to PTC heating systems when directly shutting down under warm wind shelves state of one embodiment of the invention
The flow chart of method processed；
Figure 11 is the control method according to the PTC heating systems when closing warm wind shelves of another embodiment of the present invention
Flow chart；And
Figure 12 is the control according to the PTC heating systems when shutting down after closing warm wind shelves of another embodiment of the invention
The flow chart of method.
Reference numeral：
PTC heating modules 10, PTC transmission modules 20, PTC position detecting modules 30, wind turbine air-supply module 40 and centre
Manage module 50.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not construed as limiting the claims.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.For letter
Change disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and
It is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or letter.It is this heavy
It is for purposes of simplicity and clarity, itself not indicate the relationship between discussed various embodiments and/or setting again.This
Outside, the present invention provides various specific techniques and material example, but those of ordinary skill in the art may realize that
The applicable property of other techniques and/or the use of other materials.In addition, fisrt feature described below second feature it
" on " structure can be formed as the embodiment being in direct contact including the first and second features, other feature shape can also be included
Into the embodiment between the first and second features, such first and second feature may not be to be in direct contact.
In the description of the present invention, it should be noted that unless otherwise prescribed and limit, term " installation ", " connected ",
" connection " should be interpreted broadly, for example, it may be the connection inside mechanical connection or electrical connection or two elements, it can
To be to be connected directly, can also be indirectly connected by intermediary, it for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term.
Add with reference to the accompanying drawings to describe the control method of the PTC heating systems proposed according to embodiments of the present invention and PTC
Hot systems.
Fig. 4 is according to the flow chart of the control method of the PTC heating systems of the embodiment of the present invention, and Fig. 5 is according to the present invention
The block diagram of the PTC heating systems of embodiment.Wherein, as shown in figure 5, PTC heating systems include PTC heating modules, PTC
Transmission module, PTC position detecting modules and wind turbine air-supply module.
As shown in figure 4, the control method of the PTC heating systems of the embodiment of the present invention includes the following steps：
S1 when PTC heating modules are in the first state of temperature, opens PTC transmission modules so that PTC heating modules are multiple
Switch between position area and workspace, while position tracking is carried out to PTC heating modules by PTC position detecting modules.
According to one embodiment of present invention, when PTC heating modules are in second temperature state, PTC fever moulds are opened
Block, and PTC transmission modules is controlled to remain off, wherein, the corresponding temperature range of second temperature state is more than the first temperature
The corresponding temperature range of state.
That is, in an embodiment of the present invention, detect first PTC heating modules be in the first state of temperature or
In second temperature state, in other words, it is hot or cold to judge PTC heating modules.Specifically, it is opened with PTC heating modules
Becoming closing that moment starts timing, if timing time in 60 seconds, judges that PTC heating modules are in second temperature
State is heat, if it is cold that timing time, which more than 60 seconds, judges that PTC heating modules are in the first state of temperature,.
Also, according to one embodiment of present invention, PTC position detecting modules include OUT position-detection sensors and IN
Position-detection sensor, OUT position-detection sensors export OUT letters for whether detecting PTC heating modules in workspace
Number, IN position-detection sensors export IN signals for whether detecting PTC heating modules in reset area.
Wherein, when judging OUT signal, only judge the validity of OUT signal, that is, detect that PTC heating modules work in PTC
Then judge that OUT signal is effective in area；When judging IN signals, the validity of IN signals is only judged, i.e. PTC heating modules are answered in PTC
Position then judges that IN signals are effective in area.
In an embodiment of the present invention, position tracking is carried out to PTC heating modules by PTC position detecting modules, it can be with
For：OUT-IN signals are detected by PTC position detecting modules, that is, detects the completion of PTC heating modules and is once switched by PTC workspaces
The position motion track in area is resetted to PTC.
Specifically, as shown in fig. 6, judging that the method for OUT-IN signal validity includes the following steps：
S601 first detects OUT signal, and judge OUT signal whether effectively and IN signals it is whether invalid.If it is, it holds
Row step S602；If it is not, then return to step S601, continues to judge.
S602, then detect IN signals, and judge IN signals whether effectively and whether OUT signal is invalid.If it is, it holds
Row step S603；If it is not, then return to step S602, continues to judge.
S603 judges that OUT-IN signals are effective.
Also, position tracking is carried out to PTC heating modules by PTC position detecting modules, can also be：Pass through PTC
Detection module detection IN-OUT signals are put, that is, detects PTC heating modules and completes once to switch to PTC workspaces by PTC resets area
Position motion track.
Specifically, as shown in fig. 7, judging that the method for IN-OUT signal validity includes the following steps：
S701, first detect IN signals, and judge IN signals whether effectively and OUT signal it is whether invalid.If it is, it performs
Step S702；If it is not, then return to step S701, continues to judge.
S702, then detect OUT signal, and judge OUT signal whether effectively and whether IN signals are invalid.If it is,
Perform step S703；If it is not, then return to step S702, continues to judge.
S703 judges that IN-OUT signals are effective.
Operation is judged by IN-OUT signals, OUT-IN signal detections, it can be determined that PTC position detecting modules, PTC transmissions
Module whether there is failure, and then could correctly judge the operation of next step.Therefore, the PTC heating systems of the embodiment of the present invention
Control method when can ensure that PTC position detecting modules and PTC transmission modules are in normal operating conditions, just carry out in next step
Control.
S2, judges whether the position motion track of the PTC heating modules of PTC position detecting modules detection meets default item
Part.
S3 if it is determined that being unsatisfactory for preset condition, then closes PTC transmission modules, and PTC heating modules is controlled to remain turned-off
State.
S4 if it is determined that meeting preset condition, then closes PTC transmission modules, and opens PTC heating modules.
In one embodiment of the invention, if PTC position detecting modules are examined in the first preset time such as 2 minutes
PTC heating modules are measured from when resetting area and switching to workspace, judge that the position motion track of PTC heating modules meets default item
Part, and PTC transmission modules are closed, open PTC heating modules.
Specifically, as shown in figure 8, when there is warm wind demand, the control method of above-mentioned PTC heating systems includes following step
Suddenly：
S801, it is determined whether to enable warm wind shelves.If so, perform next step S802；If not, return to step S801,
Continue to judge.
S802, judge PTC heating modules whether or heat.If so, performing step S811, at this moment illustrate that PTC generates heat
Module is worked, and the function of each module is normal, without failure, also, the shut-in time less than 60 seconds, Ke Yizhi
It connects and opens PTC heating modules, whether the position motion track for not needing to detect PTC heating modules again meets preset condition, example
The validity of IN-OUT signals is not needed to detect such as again.If not, perform next step S803.
In one embodiment of the invention, judging whether still PTC heating modules before heat, will also first open wind
Machine air-supply module, and wind turbine air-supply mould wind turbine in the block is controlled to work with preset gear, in other words, when there is warm wind demand,
Central processing module opens wind turbine air-supply module putting in blast at first, then performs step S802.
S803 opens PTC transmission modules.
S804 detects IN-OUT signals.
S805 judges whether IN-OUT signals are effective.If so, perform step S806；If not, perform step S807.
S806 closes PTC transmission modules, and performs step S811.
S807, judges whether timing in 2 minutes has arrived.If so, perform step S808；If not, return to step S803.
S808 sends out and has arrived within 2 minutes user reminding, such as 3 sound buzzer sounds, into next step S809.Namely
It says, when judging to be unsatisfactory for preset condition, judges PTC transmission modules and/or PTC position detecting modules there are failure, and send out
Alarm.
S809 closes PTC transmission modules, and performs next step S810.
S810 closes PTC heating modules.
S811 opens PTC heating modules.
That is, if PTC heating modules are not hot, need to complete the detection operation of an IN-OUT signal, with
Ensure that PTC position detecting modules and PTC transmission modules are intact.PTC transmission modules are first turned on, open countdown in 2 minutes,
PTC heating modules start to move.Meanwhile the location information of PTC heating modules is passed to central processing by PTC position detecting modules
Module.Central processing module CPU closes PTC transmission modules after accurately IN-OUT signals are detected, opens PTC heating modules.
If failing to be accurately detected IN-OUT signals in 2 minutes, central processing module can determine that PTC positions are examined
Whether there are failures in survey module and/or PTC transmission modules, can not determine PTC heating modules in PTC workspaces.Centre
It manages module and exports No. 3 buzzer crys, to remind user.PTC transmission modules are immediately closed off simultaneously, and control PTC heating modules are protected
Hold closed state.Therefore, the control method of the PTC heating systems of the embodiment of the present invention can termination machine failure, and carrying automatically
Wake up user, so as to reduce the negative effect that failure brings user.
If in addition, in the first preset time such as 2 minutes PTC position detecting modules detect PTC heating modules from
When workspace switches to reset area, judge that the position motion track of PTC heating modules meets preset condition, continue that PTC is controlled to pass
When dynamic model block is so that PTC heating modules are in workspace, PTC transmission modules are closed, open PTC heating modules.
Therefore, no matter detected that PTC heating modules are switched to from workspace in 2 minutes and reset area, still detect PTC
Heating module switches to workspace from area is resetted, and the position motion track that can judge PTC heating modules is to meet default item
Part, and PTC heating modules will finally be controlled to be in workspace.
At this point, PTC heating modules, in PTC workspaces, central processing module is opened PTC heating modules and is heated
Work.The control flow during work of PTC heating modules is illustrated in figure 9, is included the following steps：
S901, it is determined whether to enable warm wind shelves.If so, perform step S902；If not, perform step S908.
Effectively whether S902 judge IN-OUT signals.If so, perform step S903；If not, perform step
S906。
S903, judges whether PTC transmission modules have stopped moving.If so, perform step S904；If not, it performs
Step S907.
S904 detects OUT signal and IN signals.
S905, judging OUT signal, whether effective and IN signals are invalid.If so, perform step S906；If not,
Perform step S907.
S906 opens PTC heating modules, return to step S901.
S907 closes PTC heating modules, return to step S901.
S908 closes PTC heating modules, terminates.
That is, in the heating process of PTC heating modules, central processing module detects OUT signal and IN letters always
Number validity, if central processing module detects that OUT signal is invalid or IN signals are effective, all close PTC heating modules,
It may further ensure that PTC heating modules just work in PTC workspaces in this way, further improve security reliability.In other words, exist
In the heating process of PTC heating modules, PTC position detecting modules carry out position tracking to PTC heating modules always, when PTC is sent out
When thermal modules are not in workspace, PTC heating modules are closed.
According to one embodiment of present invention, as shown in Figure 10, it is above-mentioned if directly shut down under warm wind shelves state
The control method of PTC heating systems is further comprising the steps of：
S1001 judges whether to shut down under warm wind shelves state.If so, perform step S1002；If not, return to step
S1001 continues to judge.
S1002 closes PTC heating modules.
S1003, control wind turbine blow mould wind turbine in the block with most high-grade operation.
S1004, judges whether the second preset time has arrived for such as 1 minute.If so, perform step S1005；If not,
Return to step S1004 continues to judge.
S1005 closes wind turbine air-supply module.
That is, in the heating process of PTC heating modules, if directly closing PTC heating systems i.e. in warm wind shelves
It directly shuts down under state, then close PTC heating modules and wind turbine air-supply mould wind turbine in the block is controlled to work with highest gear,
Until the second preset time after such as 1 minute, closes wind turbine air-supply module.
S1006 opens PTC transmission modules.
S1007 detects OUT-IN signals.
S1008 judges whether OUT-IN signals are effective.If not, perform step S1009；If so, perform step
S1011。
S1009, judges whether timing in 2 minutes has arrived.If so, perform step S1010；If not, return to step
S1006。
S1010 sends out and has arrived within 2 minutes user reminding, such as 3 sound buzzer sounds, into next step S1011.
S1011 closes PTC transmission modules.
That is, after wind turbine air-supply module is closed, PTC transmission modules are opened, wherein, judge in the first preset time
Such as whether PTC position detecting modules detect that PTC heating modules switch to reset area from workspace in 2 minutes；If so, it closes
Close PTC transmission modules；If not, sending out alarm, and close PTC transmission modules.
In an embodiment of the present invention, if directly shut down under warm wind shelves state, central processing module directly closes PTC
Heating module, then in order to ensure PTC heating modules can most radiate soon, central processing module control wind turbine blows module with highest
Shelves wind speed is run 1 minute.After 1 minute, central processing module closes wind turbine air-supply module, opens PTC transmission modules, detects simultaneously
PTC heating modules are recovered to PTC and reset area by OUT-IN signals.
In one embodiment of the invention, when PTC heating systems power on, central processing module can also do one automatically
Secondary OUT-IN detections reset area to ensure that PTC heating modules are withdrawn completely into PTC.
In another embodiment of the present invention, as shown in figure 11, if when closing warm wind shelves, above-mentioned PTC heating
The control method of system is further comprising the steps of：
S1101 judges whether to close warm wind shelves.If so, perform step S1102；If not, return to step S1101, after
It is continuous to judge.
S1102 closes PTC heating modules.
S1103, control wind turbine air-supply mould wind turbine in the block are run with current gear.
S1104, judges whether the second preset time has arrived for such as 1 minute.If so, perform step S1105；If not,
Return to step S1104 continues to judge.
S1105 opens PTC transmission modules.
S1106 detects OUT-IN signals.
S1107 judges whether OUT-IN signals are effective.If not, perform step S1108；If so, perform step
S1110。
S1108, judges whether timing in 2 minutes has arrived.If so, perform step S1109；If not, return to step
S1105。
S1109 sends out and has arrived within 2 minutes user reminding, such as 3 sound buzzer sounds, into next step S1110.
S1110 closes PTC transmission modules.
That is, after opening PTC transmission modules, the PTC position detection moulds in the first preset time such as 2 minutes are judged
Whether block, which detects that PTC heating modules are switched to from workspace, resets area；If so, close PTC transmission modules；If not, hair
Go out alarm, and close PTC transmission modules.
In an embodiment of the present invention, if turned off warm wind shelves, central processing module directly closes PTC heating modules, so
Control wind turbine air-supply module is run 1 minute with current shelves wind speed afterwards.After 1 minute, central processing module opens PTC transmission modules,
OUT-IN signals are detected simultaneously, PTC heating modules are recovered to PTC resets area.
In yet another embodiment of the present invention, as shown in figure 12, if turned off shutting down after warm wind shelves, above-mentioned PTC adds
The control method of hot systems is further comprising the steps of：
S1201 judges whether to shut down after warm wind is closed.If so, perform step S1202；If not, return to step
S1201 continues to judge.
S1202 judges whether PTC heating modules are hot, have been switched off PTC heating modules at this time.If so, perform step
Rapid S1203；If not, perform step S1212.
S1203, control wind turbine blow mould wind turbine in the block with most high-grade operation.
S1204 continues to judge whether PTC heating modules are hot.If so, return to step S1203；If not, it performs
Step S1205.
S1205 closes wind turbine air-supply module.
S1206 opens PTC transmission modules.
S1207 detects OUT-IN signals.
S1208 judges whether OUT-IN signals are effective.If not, perform step S1209；If not, perform step
S1211。
S1209, judges whether timing in 2 minutes has arrived.If so, perform step S1210；If not, return to step
S1206。
S1210 sends out and has arrived within 2 minutes user reminding, such as 3 sound buzzer sounds, into next step S1211.
S1211 closes PTC transmission modules.
S1212 closes wind turbine air-supply module.
That is, after wind turbine air-supply module is closed, PTC transmission modules are opened, wherein, judge in the first preset time
Such as whether PTC position detecting modules detect that PTC heating modules switch to reset area from workspace in 2 minutes；If so, it closes
Close PTC transmission modules；If not, sending out alarm, and close PTC transmission modules.
In an embodiment of the present invention, if in shutting down again after closing warm wind shelves, central processing module first determines whether PTC
Whether heating module is hot.If PTC heating modules are hot, in order to ensure PTC heating modules can most radiate soon, centre
Module control wind turbine air-supply module is managed to run with most high-grade wind speed.It then proceedes to judge whether PTC heating modules are hot, until
After PTC heating modules are cold, central processing module closes wind turbine air-supply module, opens PTC transmission modules, detects simultaneously
PTC heating modules are recovered to PTC and reset area by OUT-IN signals.
In conclusion the control method of the PTC heat-generating systems of the embodiment of the present invention provides the detection program of complete set,
Ensure that the position-detection sensor in PTC position detecting modules is working properly, and when position-detection sensor fails, it is ensured that
PTC heating modules do not generate malfunction, improve security reliability.Meanwhile after PTC transmission modules break down or position detection pass
After sensor breaks down, central processing module can be judged accurately, and reduce the negative of use generation of the failure to user
It influences.In addition, after failure generation, user can be friendly reminded, fully meets the needs of user.
The control method of PTC heating systems according to embodiments of the present invention, when PTC heating modules are in the first state of temperature
When, PTC transmission modules are opened so that PTC heating modules switch, while pass through PTC position detections between reset area and workspace
Module carries out position tracking to PTC heating modules, and judges that the position of the PTC heating modules of PTC position detecting modules detection is moved
Whether dynamic rail mark meets preset condition, if it is determined that being unsatisfactory for preset condition, then closes PTC transmission modules, and PTC is controlled to generate heat
Whether module remains off, break down so as to accurate judgement PTC position detecting modules and PTC transmission modules with true
It protects PTC heating modules and does not generate malfunction, improve the safety and reliability of PTC heating systems.Also, also reduce failure to
The negative effect and can send out alarm when failure occurs that family is brought, friendly remind user, fully meet user's
It needs.
As shown in figure 5, the PTC heating systems of the embodiment of the present invention include PTC heating modules 10, PTC transmission modules 20,
PTC position detecting modules 30, wind turbine air-supply module 40 and central processing module 50.
Wherein, PTC transmission modules 20 are for controlling PTC heating modules 10 to switch between reset area and workspace, PTC
Detection module 30 is put for carrying out position tracking to PTC heating modules 10.Central processing module 50 and PTC heating modules 10, wind
Machine air-supply module 40, PTC transmission modules 20 and PTC position detecting modules 30 are respectively connected with, and central processing module 50 is used to open
Wind turbine is blown module 40, judge PTC heating modules 10 be in the first state of temperature i.e. PTC heating modules 10 for it is cold when, open
Open PTC transmission modules 20, and judge PTC position detecting modules 30 detect PTC heating modules 10 position motion track whether
Meeting preset condition and when judging to be unsatisfactory for the preset condition, central processing module 50 closes PTC transmission modules 20,
And PTC heating modules 10 is controlled to remain off, when judging to meet the preset condition, central processing module 50 is closed
PTC transmission modules 20, and open PTC heating modules 10.
According to one embodiment of present invention, if in the first preset time such as 2 minutes PTC position detecting modules 30
When detecting that PTC heating modules 10 switch to the workspace from the reset area, central processing module 50 judges PTC fever moulds
The position motion track of block 10 meets the preset condition, and closes PTC transmission modules 20, opens PTC heating modules 10；Or
Person, if PTC position detecting modules 30 detect PTC heating modules 10 from the work in the first preset time such as 2 minutes
When switching to the reset area as area, central processing module 50 also judges that the position motion track of PTC heating modules 10 meets institute
When stating preset condition, and continuing to control PTC transmission modules 20 so that PTC heating modules 10 are in the workspace, close PTC and pass
Dynamic model block 20 opens PTC heating modules 10.
Therefore, no matter detected that PTC heating modules 10 are switched to from workspace in 2 minutes and reset area, still detect
PTC heating modules 10 switch to workspace from area is resetted, and the position motion track that can judge PTC heating modules 10 is to meet
Preset condition, and PTC heating modules 10 will finally be controlled to be in workspace.
According to one embodiment of present invention, when central processing module 50 judges that PTC heating modules 10 are in second temperature
When state, that is, PTC heating modules 10 are heat, PTC heating modules 10 are opened, and PTC transmission modules 20 is controlled to remain turned-off shape
State, wherein, the corresponding temperature range of second temperature state is more than the corresponding temperature range of the first state of temperature.
Wherein, it is hot or cold to judge PTC heating modules 10, specifically, becomes closing with the unlatching of PTC heating modules 10
Closing that moment starts timing, if timing time in 60 seconds, judge PTC heating modules be in second temperature state i.e.
It is hot, if it is cold that timing time, which more than 60 seconds, judges that PTC heating modules are in the first state of temperature,.
When PTC heating modules are heat, illustrate that PTC heating modules are worked, and the function of each module is just
It is normal, without failure, also, the shut-in time less than 60 seconds, can directly open PTC heating modules, not need to detect PTC again
Whether the position motion track of heating module meets preset condition, such as does not need to detect the validity of IN-OUT signals again.
Also, in the heating process of PTC heating modules 10, PTC position detecting modules 30 are always to PTC heating modules 10
Position tracking is carried out, and when PTC heating modules 10 are not in workspace, central processing module 50 closes PTC heating modules 10.
In other words, in the heating process of PTC heating modules 10, central processing module 50 detects the effective of OUT signal and IN signals always
Property, if central processing module 50 detects that OUT signal is invalid or IN signals are effective, PTC heating modules 10 are all closed, in this way
It may further ensure that PTC heating modules 10 just work in PTC workspaces, further improve security reliability.
According to one embodiment of present invention, when judging to be unsatisfactory for the preset condition, central processing module 50 judges
PTC transmission modules 20 and/or PTC position detecting modules 30 send out alarm there are failure.For example, central processing module
The 50 buzzer crys of output No. 3 times, to remind user.PTC transmission modules 20 are immediately closed off simultaneously, and control PTC heating modules 10 are protected
Hold closed state.Therefore, the PTC heating systems of the embodiment of the present invention can termination machine failure, and remind user automatically, so as to
Reduce the negative effect that failure brings user.
According to one embodiment of present invention, in the heating process of PTC heating modules 10, central processing module 50 is connecing
When directly shutting down under warm wind shelves state when receiving the instruction for directly closing PTC heating systems, PTC heating modules 10 are closed simultaneously
Wind turbine in control wind turbine air-supply module 40 is worked with highest gear, until the second preset time after such as 1 minute, is closed
Wind turbine air-supply module 40.
Also, after central processing module 50 closes wind turbine air-supply module 40, PTC transmission modules 20 are opened, and judge
Whether PTC position detecting modules 30 detect that PTC heating modules 10 are cut from the workspace in first preset time such as 2 minutes
The reset area is shifted to, wherein, if so, central processing module 50 closes PTC transmission modules 20；If not, central processing mould
Block 50 sends out alarm, and closes PTC transmission modules 20.
That is, in an embodiment of the present invention, if directly shut down under warm wind shelves state, central processing module 50
PTC heating modules 10 are directly closed, then in order to ensure PTC heating modules 10 can most radiate soon, central processing module 50 controls
Wind turbine air-supply module 40 is run 1 minute with most high-grade wind speed.After 1 minute, central processing module 50 closes wind turbine air-supply module 40,
PTC transmission modules 20 are opened, while detect OUT-IN signals, PTC heating modules 10 are recovered to PTC resets area.
PTC heating systems according to embodiments of the present invention after central processing module control wind turbine air-supply module is opened, judge
When PTC heating modules are in the first state of temperature, PTC transmission modules are opened so that PTC heating modules are resetting area and workspace
Between switch, while position tracking is carried out to PTC heating modules according to PTC position detecting modules, and judge PTC position detection moulds
Whether the position motion track of the PTC heating modules of block detection meets preset condition, if it is determined that being unsatisfactory for preset condition, then closes
Close PTC transmission modules, and PTC heating modules controlled to remain off, so as to accurate judgement PTC position detecting modules and
Whether PTC transmission modules break down to ensure that PTC heating modules do not generate malfunction, improve the safety of PTC heating systems
And reliability.Also, it also reduces negative effect that failure brings user and can send out alarm when failure occurs and carry
Show, friendly remind user, fully meet the needs of user.
Any process described otherwise above or method description are construed as in flow chart or herein, represent to include
Module, segment or the portion of the code of the executable instruction of one or more the step of being used to implement specific logical function or process
Point, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discuss suitable
Sequence, including according to involved function by it is basic simultaneously in the way of or in the opposite order, to perform function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment（Such as computer based system, including the system of processor or other can be held from instruction
The system of row system, device or equipment instruction fetch and execute instruction）It uses or combines these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium " can any can be included, store, communicate, propagate or pass
Defeated program is for instruction execution system, device or equipment or the dress used with reference to these instruction execution systems, device or equipment
It puts.The more specific example of computer-readable medium（Non-exhaustive list）Including following：Electricity with one or more wiring
Connecting portion（Electronic device）, portable computer diskette box（Magnetic device）, random access memory（RAM）, read-only memory
（ROM）, erasable edit read-only storage（EPROM or flash memory）, fiber device and portable optic disk is read-only deposits
Reservoir（CDROM）.In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can be for example by carrying out optical scanner to paper or other media, then into edlin, interpretation or when necessary with it
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the present invention can be realized with hardware, software, firmware or combination thereof.Above-mentioned
In embodiment, software that multiple steps or method can in memory and by suitable instruction execution system be performed with storage
Or firmware is realized.If for example, with hardware come realize in another embodiment, can be under well known in the art
Any one of row technology or their combination are realized：With for the logic gates to data-signal realization logic function
Discrete logic, have suitable combinational logic gate circuit application-specific integrated circuit, programmable gate array（PGA）, scene
Programmable gate array（FPGA）Deng.
Those skilled in the art are appreciated that realize all or part of step that above-described embodiment method carries
Suddenly it is that relevant hardware can be instructed to complete by program, the program can be stored in a kind of computer-readable storage medium
In matter, the program when being executed, one or a combination set of the step of including embodiment of the method.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, it can also
That each unit is individually physically present, can also two or more units be integrated in a module.Above-mentioned integrated mould
The form that hardware had both may be used in block is realized, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized in the form of software function module and is independent product sale or in use, can also be stored in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..
In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments "
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiments or example in combine in an appropriate manner.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is by appended claims and its equivalent limits.
Claims (15)
1. a kind of control method of positive temperature coefficient PTC heating systems, which is characterized in that the PTC heating systems are sent out including PTC
Thermal modules, PTC transmission modules, PTC position detecting modules and wind turbine air-supply module, the control method include the following steps：
S1 when the PTC heating modules are in the first state of temperature, opens the PTC transmission modules so that the PTC generates heat
Module switches, while the PTC heating modules are carried out by the PTC position detecting modules between reset area and workspace
Position tracking；
S2, judge the PTC heating modules of PTC position detecting modules detection position motion track whether meet it is default
Condition；
S3 if it is determined that being unsatisfactory for the preset condition, then closes the PTC transmission modules, and controls the PTC heating modules
It remains off；
S4 if it is determined that meeting the preset condition, then closes the PTC transmission modules, and opens the PTC heating modules.
2. the control method of PTC heating systems as described in claim 1, which is characterized in that
If the PTC position detecting modules detect the PTC heating modules from the reset area in the first preset time
When switching to the workspace, judge that the position motion track of the PTC heating modules meets the preset condition；
If the PTC position detecting modules detect the PTC heating modules from the work in first preset time
When switching to the reset area as area, judge that the position motion track of the PTC heating modules meets the preset condition, continue
The PTC transmission modules are controlled so that the PTC heating modules are in the workspace.
3. the control method of PTC heating systems as described in claim 1, which is characterized in that at the PTC heating modules
When second temperature state, the PTC heating modules are opened, and the PTC transmission modules is controlled to remain off.
4. the control method of PTC heating systems as claimed in claim 2 or claim 3, which is characterized in that in the PTC heating modules
Heating process in, further include：
The PTC position detecting modules carry out position tracking to the PTC heating modules always；
When the PTC heating modules are not in the workspace, the PTC heating modules are closed.
5. the control method of PTC heating systems as described in claim 1, which is characterized in that in step s3, further include：
The PTC transmission modules and/or the PTC position detecting modules are judged there are failure, and send out alarm.
6. the control method of PTC heating systems as described in claim 1, which is characterized in that before step S1, open institute
Wind turbine air-supply module is stated, and the wind turbine air-supply mould wind turbine in the block is controlled to work with preset gear.
7. the control method of PTC heating systems as claimed in claim 4, which is characterized in that in the PTC heating modules
In heating process, if directly closing the PTC heating systems, close the PTC heating modules and the wind turbine is controlled to send
Wind mould wind turbine in the block is worked with highest gear, until after the second preset time, closes the wind turbine air-supply module.
8. the control method of PTC heating systems as claimed in claim 7, which is characterized in that when the closing wind turbine air-supply mould
After block, the PTC transmission modules are opened, wherein,
Judge whether the PTC position detecting modules detect the PTC heating modules from the work in the first preset time
The reset area is switched to as area；
If so, close the PTC transmission modules；
If not, sending out alarm, and close the PTC transmission modules.
9. a kind of positive temperature coefficient PTC heating systems, which is characterized in that including：
PTC heating modules；
Wind turbine air-supply module；
PTC transmission modules, the PTC transmission modules are used to that the PTC heating modules to be controlled to cut between reset area and workspace
It changes；
PTC position detecting modules, the PTC position detecting modules are used to carry out position tracking to the PTC heating modules；
Central processing module, the central processing module and the PTC heating modules, wind turbine air-supply module, PTC transmission modules and
PTC position detecting modules are respectively connected with, and the central processing module is for opening the wind turbine air-supply module, described in judgement
When PTC heating modules are in the first state of temperature, the PTC transmission modules are opened, and judge the PTC position detecting modules inspection
Whether the position motion track for the PTC heating modules surveyed meets preset condition and is judging to be unsatisfactory for the default item
During part, the central processing module closes the PTC transmission modules, and the PTC heating modules is controlled to remain off,
Judgement meets the preset condition, and the central processing module closes the PTC transmission modules, and opens the PTC fevers mould
Block.
10. PTC heating systems as claimed in claim 9, which is characterized in that
If the PTC position detecting modules detect the PTC heating modules from the reset area in the first preset time
When switching to the workspace, described in the position motion track satisfaction of PTC heating modules described in the central processing module judges
Preset condition；
If the PTC position detecting modules detect the PTC heating modules from the work in first preset time
When switching to the reset area as area, the position motion track of PTC heating modules described in the central processing module judges meets
The preset condition, and continue to control the PTC transmission modules so that the PTC heating modules are in the workspace.
11. PTC heating systems as claimed in claim 9, which is characterized in that as PTC described in the central processing module judges
When heating module is in second temperature state, the PTC heating modules are opened, and the PTC transmission modules is controlled to remain turned-off
State.
12. the PTC heating systems as described in claim 10 or 11, which is characterized in that in the heating of the PTC heating modules
In the process, the PTC position detecting modules always carry out the PTC heating modules position tracking, and when PTC fever moulds
When block is not in the workspace, the central processing module closes the PTC heating modules.
13. PTC heating systems as claimed in claim 9, which is characterized in that when judging to be unsatisfactory for the preset condition, institute
PTC transmission modules described in central processing module judges and/or the PTC position detecting modules are stated there are failure, and sends out alarm
Prompting.
14. PTC heating systems as claimed in claim 12, which is characterized in that in the heating process of the PTC heating modules
In, the central processing module closes the PTC fevers mould when receiving the instruction for directly closing the PTC heating systems
Block simultaneously controls the wind turbine air-supply mould wind turbine in the block to work with highest gear, until after the second preset time, closes institute
State wind turbine air-supply module.
15. PTC heating systems as claimed in claim 14, which is characterized in that when the central processing module closes the wind
After machine air-supply module, the PTC transmission modules are opened, and judge that the PTC position detecting modules are in the first preset time
It is no to detect that the PTC heating modules switch to the reset area from the workspace, wherein,
If so, the central processing module closes the PTC transmission modules；
If not, the central processing module sends out alarm, and close the PTC transmission modules.
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| CN201310729144.6A CN104750120B (en) | 2013-12-25 | 2013-12-25 | The control method of PTC heating systems and PTC heating systems |
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|---|---|---|---|
| CN201310729144.6A CN104750120B (en) | 2013-12-25 | 2013-12-25 | The control method of PTC heating systems and PTC heating systems |
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| CN104750120B true CN104750120B (en) | 2018-07-10 |
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| CN112303919B (en) * | 2019-08-01 | 2022-03-11 | 广东美的环境电器制造有限公司 | Heating control method and device and computer readable storage medium |
| CN112344428B (en) * | 2019-08-07 | 2022-05-27 | 广东美的环境电器制造有限公司 | Heating control method, device and equipment and computer readable storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060013953A (en) * | 2004-08-09 | 2006-02-14 | 주식회사 대우일렉트로닉스 | Movable heater for air conditioner |
| CN2856796Y (en) * | 2005-12-30 | 2007-01-10 | 先锋电器集团有限公司 | Air duct assembly of air conditioning fan, and cooling/heating air conditioning fan having such air duct assembly |
| CN201144840Y (en) * | 2007-12-18 | 2008-11-05 | 黄纪东 | Cooling and warming type air-conditioning fan |
| CN201449009U (en) * | 2009-07-07 | 2010-05-05 | 珠海格力电器股份有限公司 | Cooling-heating conversion device and air conditioning fan having the same |
| CN201706634U (en) * | 2010-06-22 | 2011-01-12 | 先锋电器集团有限公司 | Warming/cooling switching mechanism of warming/cooling fan and warming/cooling fan |
| CN201926073U (en) * | 2011-01-07 | 2011-08-10 | 珠海格力电器股份有限公司 | Heating safety protection device and air conditioner comprising same |
| CN103294083A (en) * | 2013-02-28 | 2013-09-11 | 彭凯文 | PTC and NTC double-temperature-control circuit and temperature control method thereof |
-
2013
- 2013-12-25 CN CN201310729144.6A patent/CN104750120B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060013953A (en) * | 2004-08-09 | 2006-02-14 | 주식회사 대우일렉트로닉스 | Movable heater for air conditioner |
| CN2856796Y (en) * | 2005-12-30 | 2007-01-10 | 先锋电器集团有限公司 | Air duct assembly of air conditioning fan, and cooling/heating air conditioning fan having such air duct assembly |
| CN201144840Y (en) * | 2007-12-18 | 2008-11-05 | 黄纪东 | Cooling and warming type air-conditioning fan |
| CN201449009U (en) * | 2009-07-07 | 2010-05-05 | 珠海格力电器股份有限公司 | Cooling-heating conversion device and air conditioning fan having the same |
| CN201706634U (en) * | 2010-06-22 | 2011-01-12 | 先锋电器集团有限公司 | Warming/cooling switching mechanism of warming/cooling fan and warming/cooling fan |
| CN201926073U (en) * | 2011-01-07 | 2011-08-10 | 珠海格力电器股份有限公司 | Heating safety protection device and air conditioner comprising same |
| CN103294083A (en) * | 2013-02-28 | 2013-09-11 | 彭凯文 | PTC and NTC double-temperature-control circuit and temperature control method thereof |
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|---|---|
| CN104750120A (en) | 2015-07-01 |
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