CN103744323B - A kind of frequency converter keyboard - Google Patents
A kind of frequency converter keyboard Download PDFInfo
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- CN103744323B CN103744323B CN201310712246.7A CN201310712246A CN103744323B CN 103744323 B CN103744323 B CN 103744323B CN 201310712246 A CN201310712246 A CN 201310712246A CN 103744323 B CN103744323 B CN 103744323B
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Abstract
The invention discloses a kind of frequency converter keyboard, comprising: touch display screen, keyboard CPU and the first button; Wherein: touch display screen includes the main interface of virtualization of function button for showing, user is to the touch action of virtualization of function button in induction, touch action is converted to corresponding electric signal, and electric signal is sent to connected keyboard CPU, keyboard CPU performs corresponding operation according to the electric signal received, and is shown by connected touch display screen by corresponding execution result; First button shows the signal at main interface for generating, and signal is sent to connected keyboard CPU, and keyboard CPU controls touch display screen according to the signal received and shows main interface.The present invention substitutes traditional key board by adopting touch display screen, and what make frequency converter is more convenient to operate, and can show more content, and man-machine interaction is hommization more.
Description
Technical field
The present invention relates to variable-frequency control technique field, more particularly, relate to a kind of frequency converter keyboard.
Background technology
Along with the development of Computer-integrated, control theory and Power Electronic Technique, variable-frequency control technique is achieved and develops fast.Frequency converter, to possess wide speed regulating range, high steady speed precision, fast response and four quadrant running contour performance AC speed regulating feature, makes Alternating Current Governor System progressively dominate.At present, frequency converter has been widely used in energy-conservation, relates to iron and steel, the industry such as petrochemical industry, electric power, weaving, papermaking.Keyboard as the lower cost solution of frequency converter man-machine interaction, along with the extensive utilization of frequency converter becomes more and more important.
The keyboard that frequency converter producer main in the market uses is all charactron keyboard or single color LCD keyboard.Although charactron keyboard advantage of lower cost, can only show a small amount of character and numeral, display information is very limited.Although single color LCD keyboard is relative to charactron keyboard & display information more horn of plenty, is also all that to show character and numeral be master, shows attractive in appearance not, show information also undesirable, do not meet the development trend of graphical interface; Current keyboard is all the input operation using limited several buttons as man-machine interaction, and button operation bothers, and the personnel being unfamiliar with frequency converter are difficult to operate frequency converter fast.
Summary of the invention
In view of this, the invention provides a kind of frequency converter keyboard, by adopting touch display screen to substitute traditional key board, what make frequency converter is more convenient to operate, and can show more content, and man-machine interaction is hommization more.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of frequency converter keyboard, comprising: touch display screen, keyboard CPU and button one; Wherein:
Described touch display screen includes the main interface of virtualization of function button for showing, user is to the touch action of described virtualization of function button in induction, described touch action is converted to corresponding electric signal, and described electric signal being sent to connected described keyboard CPU, described keyboard CPU sends the order of reading data to frequency converter controller according to the described electric signal received; Described frequency converter controller according to the order of the described reading data received, by corresponding data feedback to described keyboard CPU; The data of the described frequency converter received are shown by described touch display screen by described keyboard CPU;
Described button one shows the signal at described main interface for generating, and described signal is sent to connected described keyboard CPU, and described keyboard CPU controls the described main interface of described touch display screen display according to the signal received.
Preferably, described frequency converter keyboard also comprises button two and button three;
Described button two is for generating run signal, and described run signal is sent to connected described keyboard CPU, the described run signal received is sent to connected described frequency converter controller by described keyboard CPU, and described frequency converter controller controls frequency converter according to the described run signal received and runs;
Described button three is for generating stop signal, and described stop signal is sent to connected described keyboard CPU, the described stop signal received is sent to connected described frequency converter controller by described keyboard CPU, and it is out of service that described frequency converter controller controls frequency converter according to the described stop signal received.
Preferably, described frequency converter keyboard also comprises RTC circuit;
Described real-time time information for generating real-time time information, and is sent to connected described keyboard CPU by described RTC circuit, and the described real-time time information received is shown by described touch display screen by described keyboard CPU.
Preferably, described virtualization of function button comprises: parameter monitoring virtual key;
Described parameter monitoring virtual key is used for the parameter monitoring signal touching the generation of described parameter monitoring virtual key to be sent to described keyboard CPU;
Described keyboard CPU gets parms according to the described parameter monitoring signal received, and the parameter of acquisition is shown by described touch display screen, and read the numerical value of selected parameter according to the parameter selected to frequency converter, and the numerical value of described parameter is kept in the array of definition and on described touch display screen and shows.
Preferably, described virtualization of function button also comprises: waveform monitoring virtual key;
Described waveform monitoring virtual key is used for the waveform pilot signal touching the generation of described waveform monitoring virtual key to be sent to described keyboard CPU;
Described keyboard CPU gets parms according to the described waveform pilot signal received, and the parameter of acquisition is shown by described touch display screen, and read the numerical value of selected parameter to frequency converter according to the parameter selected, and the numerical value of described parameter to be kept at array length be in the waveform parameter array of curve viewing area width; And on described touch display screen, draw out coordinate axis and grid according to the described waveform pilot signal call function received, at coordinate plot on X axis high scale, the data drawing function be kept in waveform parameter array is plotted on described touch display screen, and adopt the mode of first in first out to upgrade the data in waveform parameter array, form the monitoring interface of real-time display waveform, and the Waveform storage that will be formed in real time.
Preferably, the value storage of described parameter, parameter is in outside flash storage or be stored in the Flash of described keyboard CPU inside.
Preferably, describedly also to comprise on the monitoring interface of display waveform: stop virtual key, run virtual key and menu virtual key;
Described stopping virtual key being used for the stop signal touching the generation of described stopping virtual key being sent to described keyboard CPU, and described keyboard CPU is out of service according to the waveform on the monitoring interface of the described stop signal control waveform received;
Described operation virtual key is used for the run signal touching the generation of described operation virtual key to be sent to described keyboard CPU, and described keyboard CPU runs according to the waveform on the monitoring interface of the described run signal control waveform received;
Described menu virtual key is used for that described for touch menu virtual key is generated menu signal and is sent to described keyboard CPU, and described keyboard CPU demonstrates waveform adjustment dialog box according to the described menu signal received on the monitoring interface of described display waveform;
The waveform parameter that described waveform adjustment dialog box comprises waveform regulates regulates virtual key.
Preferably, described virtualization of function button also comprises: speech selection virtual key;
Described speech selection virtual key is used for the speech selection signal touching the generation of described speech selection virtual key to be sent to described keyboard CPU;
Described keyboard CPU is according to the speech selection signal received, to be stored in described flash storage or be stored in the language message in the Flash of described keyboard CPU inside parameter display on described touch display screen, and according to the parameter of the language message selected, the display information on described touch display screen is changed to corresponding language.
Preferably, the running status of the frequency converter obtained also for the running status of Real-time Obtaining frequency converter, and is shown by the state display field of described touch display screen by described keyboard CPU.
Preferably, the waveform parameter adjustment virtual key in waveform adjustment dialog box comprises virtual key, the virtual key of left and right translation and the virtual key of adjustment Y gain to waveform upper and lower translation.
As can be seen from above-mentioned technical scheme, a kind of frequency converter keyboard disclosed by the invention, the main interface of the virtualization of function button of frequency converter is included by touch display screen display, user is to the touch action of virtualization of function button in induction, touch action is converted to corresponding electric signal, and electric signal is sent to keyboard CPU, the electric signal received is sent to frequency converter controller by keyboard CPU; Frequency converter controller performs corresponding operation according to the electric signal received, and corresponding operating result is fed back to keyboard CPU, and the execution result of the frequency converter received is shown by touch screen display by keyboard CPU.This shows that what can make frequency converter is more convenient to operate by adopting touch display screen to replace traditional key board.Simultaneously, by the button one on frequency converter keyboard, the signal at the main interface of display display can be generated, and the signal at main for the display of generation interface is sent to keyboard CPU, touch display screen can be turned back to according to the signal received the main interface including virtualization of function button fast by keyboard CPU from any display interface, can be convenient to operate fast other function of frequency converter.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of Fig. 1 a kind of frequency converter keyboard disclosed in the embodiment of the present invention;
The structural representation of Fig. 2 a kind of frequency converter keyboard disclosed in another embodiment of the present invention;
The structural representation of Fig. 3 a kind of frequency converter keyboard disclosed in another embodiment of the present invention;
Fig. 4 is the virtualization of function button display interface of touch display screen disclosed by the invention;
Fig. 5 is the parameter monitoring display interface of touch display screen disclosed by the invention;
Fig. 6 is the waveform monitoring display interface of touch display screen disclosed by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the invention discloses a kind of frequency converter keyboard, by adopting touch display screen to substitute traditional key board, what make frequency converter is more convenient to operate, and can show more content, and man-machine interaction is hommization more.
As shown in Figure 1, a kind of frequency converter keyboard, comprising: touch display screen 11, keyboard CPU12 and button 1; Wherein:
Touch display screen 11 includes the main interface of virtualization of function button for showing, user is to the touch action of virtualization of function button in induction, touch action is converted to corresponding electric signal, and electric signal being sent to connected keyboard CPU12, keyboard CPU12 sends the order of reading data to frequency converter controller according to the described electric signal received; Frequency converter controller is according to the order of the described reading data received, and by corresponding data feedback to keyboard CPU12, the data of the frequency converter received are shown by connected touch display screen 11 by keyboard CPU12; Described keyboard CPU can select the chips such as ARM, DSP.
Button 1 shows the signal at main interface for generating, and signal is sent to connected keyboard CPU12, and keyboard CPU12 controls touch display screen 11 according to the signal received and shows main interface.
Concrete, the principle of work of frequency converter keyboard disclosed in above-described embodiment is: when needs use frequency converter, opens frequency converter, makes frequency converter enter duty.Now, touch display screen 11 on the keyboard of frequency converter will demonstrate the main interface of the virtualization of function button including frequency converter, user touches corresponding virtualization of function button as required, when after user's touch function virtual key, corresponding touch action is converted to corresponding electric signal by touch display screen 11, and electric signal is sent to connected keyboard CPU12, keyboard CPU12 sends the order of reading data to frequency converter controller according to the described electric signal received, frequency converter controller is according to the order of the reading data received, call the running program of self, by corresponding data feedback to keyboard CPU12, the corresponding data of the frequency converter received are shown by touch display screen 11 by keyboard CPU12.Wherein, corresponding data refer to, the data corresponding with the function that the virtualization of function button of current touch realizes.Simultaneously, when user needs touch display screen 11 from the fast return of any interface to the main interface of Presentation Function virtual key, by triggering the physical button 1 on frequency converter keyboard, when after user's trigger key 1, button 1 can generate the signal showing main interface, and the signal at main for the display of generation interface is sent to keyboard CPU12, keyboard CPU12 calls corresponding program according to the signal received, and makes touch display screen 11 from any interface, turn back to the main interface of Presentation Function virtual key fast.
In sum, this shows, frequency converter keyboard disclosed in the present embodiment substitutes traditional key board by adopting touch display screen, what can make frequency converter is more convenient to operate, by keyboard CPU, frequency converter is controlled, frequency converter can be made to have more function, the main interface of touch display screen Presentation Function virtual key can be made by the physical button one arranged fast, be convenient to operate fast other function.
As shown in Figure 2, a kind of frequency converter keyboard disclosed in another embodiment of the present invention, comprising: touch display screen 21, keyboard CPU22, button 1, button 2 24 and button 3 25; Wherein:
Touch display screen 21 includes the main interface of virtualization of function button for showing, user is to the touch action of virtualization of function button in induction, touch action is converted to corresponding electric signal, and electric signal is sent to connected keyboard CPU22, keyboard CPU22 sends the order of reading data to frequency converter controller according to the described electric signal received, frequency converter controller is according to the order of the reading data received, by corresponding data feedback to keyboard CPU22, the data of the frequency converter received are shown by connected touch display screen 21 by keyboard CPU22; Described keyboard CPU can select the chips such as ARM, DSP.
Button 1 shows the signal at main interface for generating, and signal is sent to connected keyboard CPU22, and keyboard CPU22 controls touch display screen 21 according to the signal received and shows main interface;
Button 2 24 is for generating run signal, and run signal is sent to connected keyboard CPU22, the run signal received is sent to connected frequency converter controller by keyboard CPU22, and frequency converter controller controls frequency converter according to the run signal received and runs;
Button 3 25 is for generating stop signal, and stop signal is sent to connected keyboard CPU22, the stop signal received is sent to connected frequency converter controller by keyboard CPU22, and it is out of service that frequency converter controller controls frequency converter according to the stop signal received.
Concrete, the principle of work of frequency converter keyboard disclosed in above-described embodiment is: when needs use frequency converter, by triggering the physical button 2 24 on frequency converter keyboard, when after user's trigger key 2 24, button 2 24 generating run signal, and run signal is sent to keyboard CPU22, the run signal received is sent to frequency converter controller by keyboard CPU22, frequency converter controller calls corresponding program according to the signal received, and is brought into operation by transducer drive drives frequency converter.After frequency converter brings into operation, touch display screen 21 will demonstrate the main interface of the virtualization of function button including frequency converter, user touches corresponding virtualization of function button as required, when after user's touch function virtual key, corresponding touch action is converted to corresponding electric signal by touch display screen 21, and electric signal is sent to connected keyboard CPU22, keyboard CPU22 sends the order of reading data to frequency converter controller according to the electric signal received, frequency converter controller is according to the order of the reading data received, call the running program of self, by corresponding data feedback to keyboard CPU22, the corresponding data of the frequency converter received are shown by connected touch display screen 21 by keyboard CPU.Simultaneously, when user needs touch display screen 21 from the fast return of any interface to the main interface of Presentation Function virtual key, by triggering the physical button 1 on frequency converter keyboard, when after user's trigger key 1, button 1 can generate the signal showing main interface, and the signal at main for the display of generation interface is sent to keyboard CPU22, keyboard CPU22 calls corresponding program according to the signal received, and makes touch display screen 21 from any interface, turn back to the main interface of Presentation Function virtual key fast.When needs frequency converter is out of service, by triggering the physical button 3 25 on frequency converter keyboard, when after user's trigger key 3 25, button 3 25 generates stop signal, and stop signal is sent to keyboard CPU22, the described stop signal received is sent to connected frequency converter controller by keyboard CPU, and frequency converter controller calls corresponding program according to the stop signal received, out of service by transducer drive control circui frequency converter.
In sum, this shows, frequency converter keyboard disclosed in the present embodiment substitutes traditional key board by adopting touch display screen, what can make frequency converter is more convenient to operate, by keyboard CPU, frequency converter is controlled, frequency converter can be made to have more function, touch display screen can be made fast to show the main interface including virtualization of function button by the physical button one arranged, be convenient to operate fast other function, conveniently can control operation and the stopping of frequency converter by the physical button two that arranges and button three.
As shown in Figure 3, a kind of frequency converter keyboard disclosed in another embodiment of the present invention, comprising: touch display screen 31, keyboard CPU32, button 1, button 2 34, button 3 35 and RTC circuit 36; Wherein:
Touch display screen 31 includes the main interface of virtualization of function button for showing, user is to the touch action of virtualization of function button in induction, touch action is converted to corresponding electric signal, and electric signal is sent to connected keyboard CPU32, keyboard CPU32 sends the order of reading data to connected frequency converter controller according to the described electric signal received, frequency converter controller is according to the order of the reading data received, by corresponding data feedback to keyboard CPU32, the data of the frequency converter received are shown by connected touch display screen 31 by keyboard CPU32,
Button 1 shows the signal at main interface for generating, and signal is sent to connected keyboard CPU32, and keyboard CPU32 controls touch display screen 31 according to the signal received and shows main interface;
Button 2 34 is for generating run signal, and run signal is sent to connected keyboard CPU32, the described run signal received is sent to connected frequency converter controller by keyboard CPU32, and frequency converter controller controls frequency converter according to the run signal received and runs;
Button 3 35 is for generating stop signal, and stop signal is sent to connected keyboard CPU32, the described stop signal received is sent to connected frequency converter controller by keyboard CPU32, and it is out of service that frequency converter controller controls frequency converter according to the stop signal received;
Real-time time information for generating real-time time information, and is sent to connected keyboard CPU32 by RTC circuit 36, and the real-time time information received is shown by touch display screen 31 by keyboard CPU32.
Concrete, the principle of work of frequency converter keyboard disclosed in above-described embodiment is: when needs use frequency converter, by triggering the physical button 2 34 on frequency converter keyboard, when after user's trigger key 2 34, button 2 34 generating run signal, and run signal is sent to keyboard CPU32, the described run signal received is sent to connected frequency converter controller by keyboard CPU32, frequency converter controller calls corresponding program according to the run signal received, and is brought into operation by transducer drive drives frequency converter.After frequency converter brings into operation, touch display screen 31 will demonstrate the main interface of the virtualization of function button including frequency converter, user touches corresponding virtualization of function button as required, when after user's touch function virtual key, corresponding touch action is converted to corresponding electric signal by touch display screen 31, and electric signal is sent to connected keyboard CPU32, keyboard CPU32 sends the order of reading data to frequency converter controller according to the described electric signal received, frequency converter controller is according to the order of the reading data received, call the running program of self, by corresponding data feedback to keyboard CPU32, keyboard CPU32 by the corresponding data of frequency converter that receive by touch display screen 31, show.Simultaneously, when user needs touch display screen 31 from the fast return of any interface to the main interface of Presentation Function virtual key, by triggering the physical button 1 on frequency converter keyboard, when after user's trigger key 1, button 1 can generate the signal showing main interface, and the signal at main for the display of generation interface is sent to keyboard CPU32, keyboard CPU32 calls corresponding program according to the signal received, and makes touch display screen 31 from any interface, turn back to the main interface of Presentation Function virtual key fast.When needs frequency converter is out of service, by triggering the physical button 3 35 on frequency converter keyboard, when after user's trigger key 3 35, button 3 35 generates stop signal, and stop signal is sent to keyboard CPU32, the described stop signal received is sent to connected frequency converter controller by keyboard CPU32, and frequency converter controller calls corresponding program according to the stop signal received, out of service by transducer drive control circui frequency converter.By the rise time that the RTC circuit 36 in frequency converter keyboard can be real-time, and real-time time information is sent to keyboard CPU32, the real-time information received is shown by touch display screen 31 by keyboard CPU32, make user can on frequency converter keyboard real-time monitored to the current time as shown in Figure 4.
Concrete, frequency converter keyboard disclosed in this invention can realize the monitoring of converter parameter and the monitoring of waveform.Introduce parameter monitoring and the waveform monitoring function of frequency converter below in detail.
Concrete, the virtualization of function button as shown in Figure 4 on touch display screen comprises: parameter monitoring virtual key and waveform monitoring virtual key; Wherein:
Parameter monitoring virtual key is used for the parameter monitoring signal touching the generation of parameter monitoring virtual key to be sent to keyboard CPU;
Keyboard CPU gets parms according to the parameter monitoring signal received, and the parameter of acquisition is shown by touch display screen, and read the numerical value of selected parameter according to the parameter selected by frequency converter controller to frequency converter, and the numerical value of described parameter is kept in the array of definition and on touch display screen and shows.
Waveform monitoring virtual key is used for the waveform pilot signal touching the generation of waveform monitoring virtual key to be sent to keyboard CPU;
Keyboard CPU gets parms according to the waveform pilot signal received, and the parameter of acquisition is shown by touch display screen, and read the numerical value of selected parameter to frequency converter by frequency converter controller according to the parameter selected, and the numerical value of parameter to be kept at array length be in the waveform parameter array of curve viewing area width, and on touch display screen, draw out coordinate axis and grid according to the waveform pilot signal call function received, at coordinate plot on X axis high scale, the data drawing function be kept in waveform parameter array is plotted on described touch display screen, and adopt the mode of first in first out to upgrade the data in waveform parameter array, form the monitoring interface of real-time display waveform, and the Waveform storage that will be formed in real time.
Concrete, adopt frequency converter keyboard disclosed by the invention, when needs carry out parameter monitoring to frequency converter, first the parameter monitoring virtual key in the main interface on touch display screen is touched, after user touches parameter monitoring virtual key, parameter monitoring virtual key generates parameter monitoring signal, and parameter monitoring signal is sent to keyboard CPU, keyboard CPU gets parms from outside flash storage or in the Flash of keyboard CPU inside according to the parameter monitoring signal received, and the parameter of acquisition is shown by touch display screen, as shown in Figure 5.Wherein, the parameter be presented on touch display screen can comprise the information such as title, unit, data attribute of parameter.When the interface of the more touch display screen of parameter stored can not all show, the mode of dragging can be adopted to show parameter.After parameter display is on touch display screen, user can choose corresponding one or more parameter according to demand, after user selectes parameter, the information of selected parameter is sent to frequency converter controller by keyboard CPU, frequency converter controller reads the numerical value of selected parameter to frequency converter according to the corresponding program of the parameter call chosen, and be kept at by the numerical value of the parameter of reading in the array of definition and on touch display screen and show.
It should be noted that, frequency converter is when carrying out parameter monitoring, and when frequency converter is in different state (shut down or run), the parameter of monitoring is also different.When frequency converter is in stopped status, the setpoint frequency of frequency converter, busbar voltage, the state of input terminal, the state etc. of lead-out terminal can be monitored.When frequency converter is in running status, the running frequency of frequency converter, setpoint frequency, busbar voltage, output voltage, output current etc. can be monitored.
Concrete, adopt frequency converter keyboard disclosed by the invention, when needs carry out waveform monitoring to frequency converter, first the waveform monitoring virtual key in the main interface on touch display screen is touched, after user touches waveform monitoring virtual key, waveform monitoring virtual key generates waveform pilot signal, and waveform pilot signal is sent to keyboard CPU, keyboard CPU gets parms from outside flash storage or in the Flash of keyboard CPU inside according to the waveform pilot signal received, and the parameter of acquisition is shown by touch display screen, as shown in Figure 5.The parameter be presented on touch display screen can comprise the information such as title, unit, data attribute of parameter.When the interface of the more touch display screen of parameter stored can not all show, the mode of dragging can be adopted to show parameter.After parameter display is on touch display screen, user can choose corresponding one or more parameter according to demand, after user selectes parameter, the information of selected parameter is sent to frequency converter controller by keyboard CPU, frequency converter controller reads the numerical value of selected parameter to frequency converter according to the corresponding program of the parameter call chosen, and the numerical value of the parameter of reading to be kept at array length be in the waveform parameter array of curve viewing area width, and call GUI_DrawHLine () according to the waveform pilot signal received and GUI_DrawVLine () function draws coordinate axis and grid on touch display screen, and at coordinate plot on X axis scale, again drawing function GUI_DrawGraph () curve plotting on touch display screen of the data GUI of the parameter in waveform parameter array, when waveform parameter array is filled completely, adopt the mode of first in first out to the Data Update in waveform parameter array, circulation like this can see dynamic squiggle on touch display screen, form the monitoring interface of waveform as shown in Figure 6.Wherein, the monitoring interface of display waveform also comprises: stop virtual key, run virtual key and menu virtual key.Described stopping virtual key being used for the stop signal touching the generation of described stopping virtual key being sent to keyboard CPU, and keyboard CPU is out of service according to the waveform on the monitoring interface of the described stop signal control waveform received; Described operation virtual key is used for the run signal touching the generation of described operation virtual key to be sent to keyboard CPU, and keyboard CPU runs according to the waveform on the monitoring interface of the described run signal control waveform received;
Described menu virtual key is used for that described for touch menu virtual key is generated menu signal and is sent to keyboard CPU, and keyboard CPU demonstrates waveform adjustment dialog box according to the described menu signal received on the monitoring interface of described display waveform; The waveform parameter that described waveform adjustment dialog box comprises waveform regulates regulates virtual key, comprising: the virtual key etc. of the virtual key of upper and lower translation, the virtual key of left and right translation, adjustment Y gain.In the process regulated, the monitoring interface of waveform also can demonstrate maximal value and the minimum value of this time period intrinsic parameter.
Concrete, the process controlled waveform and regulate is: when initially entering the monitoring interface of waveform, waveform is in running status, when needing to check the waveform in certain period, the stopping virtual push button (" STOP " button) on interface can be clicked, word now on button becomes " RUN ", and waveform stops simultaneously.Concrete is definition zone bit WaveRun_Stop in a program, represents operation when zone bit is 0, otherwise, represent and stop.Under operation, keyboard constantly reads the data of parameter to frequency converter; Under halted state, keyboard does not read the data of parameter, but the Plotting data in the array of definition is become waveform.Click and run virtual push button (" RUN " button), waveform starts change, clicks and exits the monitoring interface that virtual key (" EXIT " button) can exit waveform, turn back to the main interface shown in Fig. 2.
Can analyze the waveform of certain parameter in a period of time under waveform halted state, first select the menu virtual key (" Select " tab) on interface, be the waveform of this parameter adjustable after choosing the check box corresponding with waveform color.Concrete is define a waveform selection zone bit in a program, 4 zone bits as corresponding in four waveforms, and for green waveform, definition zone bit GreenSelectFlag, after the check box choosing waveform corresponding, zone bit is 1, otherwise is 0.With function G UI_DrawGraph (I16*pay, intNumPoints, intx0, inty0) adjustment curve is drawn, represent in described function that parameter x0 and the y0 of x position and y position are given as XGain*GreenSelectFlag and YMove*GreenSelectFlag, wherein XGain represents the variable quantity in X-direction, regulate the slide block in left and right translation virtual key (XGain tab), XGain can change, YMove represents variable quantity in the Y direction, regulate the slide block in the virtual key (YMove tab) of upper and lower translation, YMove can change, because the value of GreenSelectFlag is 1 after choosing waveform, such XGain*GreenSelectFlag and YMove*GreenSelectFlag will change along with the adjustment of XGain slide block and YMove slide block, so just can change waveform position in the display area.
The adjustment of YGain is used to the gain regulating waveform in Y direction, the value of YGain can be regulated by the slide block of the virtual key (YGain tab) of slip Y gain, the scope of YGain is 0 ~ 1, definition YGain and YGain_bak Two Variables, described YGain_bak is the value of YGain in last adjustment, YGain is currency, initial value is all set as 1, define arrays data [], when regulating YGain, utilize value that formula (YGain*data [i])/YGain_bak calculates to waveform array data [i], during such adjustment YGain slide block, waveform just can be regulated in the gain of Y direction.
In sum, the parameter monitoring of frequency converter keyboard disclosed by the invention and waveform monitoring function, can make user not need additionally to carry oscillograph more at the scene and just can carry out on-the-spot waveform observation and debugging.
Concrete, frequency converter keyboard disclosed by the invention can also realize demonstrating the state of current frequency converter on touch display screen as shown in Figure 4.Such as control model is that vector controlled or VF control, and motor is in operation, stops or malfunction, and motor traffic direction is forward or reverse etc.
Concrete, when frequency converter keyboard communicates with frequency converter, if now frequency converter keyboard is just in execution parameter monitoring and waveform monitoring, keyboard CPU now in frequency converter keyboard sends the data of a frame state inquiry at every turn again after sending the data of a frame query argument numerical value, now a part of interface display waveform of touch display screen, the running status of the current frequency converter of state display field interface display.If current frequency converter keyboard is not be in parameter monitoring and waveform monitoring, keyboard CPU now in frequency converter keyboard can send the data of query State always to frequency converter, keyboard CPU is according to the running state information of frequency converter in state display field in the status data real-time update touch display screen obtained.
In sum, the function of the real-time display frequency converter running status of frequency converter keyboard disclosed by the invention, user can be made can to get the current running status of frequency converter in real time intuitively, if when frequency converter breaks down, user can take fault counter-measure timely according to the malfunction coefficient on state display field interface.
Concrete, frequency converter keyboard disclosed by the invention can also realize the change of operating language.Such as the operating language of frequency converter keyboard is switched to English, Japanese or Korean etc. by Chinese.
Concrete, the virtualization of function button on touch display screen also comprises: speech selection virtual key; Described speech selection virtual key is used for the speech selection signal touching the generation of described speech selection virtual key to be sent to described keyboard CPU; Keyboard CPU is according to the speech selection signal received, to be stored in described flash storage or be stored in the language message in the Flash of described keyboard CPU inside parameter display on described touch display screen, user can select the parameter of corresponding language message as required, after user selects the parameter of language message, the display information on touch display screen is changed to corresponding language according to the parameter of the language message selected by keyboard CPU.
This shows, the language selection function of frequency converter keyboard disclosed by the invention can facilitate the user of country variant to operate frequency converter, makes the range of application of frequency converter keyboard more extensive.
Except the function of foregoing description, the functions such as frequency converter keyboard disclosed by the invention can also realize parameter copy, fault is checked, keyboard is arranged.During the function stated in realization, only need carry out the expansion of corresponding function to the keyboard CPU in frequency converter keyboard, and on touch display screen, demonstrate corresponding virtualization of function button just can realize corresponding feature operation.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a frequency converter keyboard, is characterized in that, comprising: touch display screen, keyboard CPU and button one; Wherein:
Described touch display screen includes the main interface of virtualization of function button for showing, user is to the touch action of described virtualization of function button in induction, described touch action is converted to corresponding electric signal, and described electric signal being sent to connected described keyboard CPU, described keyboard CPU sends the order of reading data to frequency converter controller according to the described electric signal received; Described frequency converter controller according to the order of the described reading data received, by corresponding data feedback to described keyboard CPU; The data of the described frequency converter received are shown by described touch display screen by described keyboard CPU;
Described button one shows the signal at described main interface for generating, and described signal is sent to connected described keyboard CPU, and described keyboard CPU controls the described main interface of described touch display screen display according to the signal received.
2. frequency converter keyboard according to claim 1, is characterized in that, also comprises button two and button three;
Described button two is for generating run signal, and described run signal is sent to connected described keyboard CPU, the described run signal received is sent to connected described frequency converter controller by described keyboard CPU, and described frequency converter controller controls frequency converter according to the described run signal received and runs;
Described button three is for generating stop signal, and described stop signal is sent to connected described keyboard CPU, the described stop signal received is sent to connected described frequency converter controller by described keyboard CPU, and it is out of service that described frequency converter controller controls frequency converter according to the described stop signal received.
3. frequency converter keyboard according to claim 2, is characterized in that, also comprises RTC circuit;
Described real-time time information for generating real-time time information, and is sent to connected described keyboard CPU by described RTC circuit, and the described real-time time information received is shown by described touch display screen by described keyboard CPU.
4. the frequency converter keyboard according to claim 1 or 2 or 3, is characterized in that, described virtualization of function button comprises: parameter monitoring virtual key;
Described parameter monitoring virtual key is used for the parameter monitoring signal touching the generation of described parameter monitoring virtual key to be sent to described keyboard CPU;
Described keyboard CPU gets parms according to the described parameter monitoring signal received, and the parameter of acquisition is shown by described touch display screen, and read the numerical value of selected parameter according to the parameter selected to frequency converter, and the numerical value of described parameter is kept in the array of definition and on described touch display screen and shows.
5. the frequency converter keyboard according to claim 1 or 2 or 3, is characterized in that, described virtualization of function button also comprises: waveform monitoring virtual key;
Described waveform monitoring virtual key is used for the waveform pilot signal touching the generation of described waveform monitoring virtual key to be sent to described keyboard CPU;
Described keyboard CPU gets parms according to the described waveform pilot signal received, and the parameter of acquisition is shown by described touch display screen, and read the numerical value of selected parameter to frequency converter according to the parameter selected, and the numerical value of described parameter to be kept at array length be in the waveform parameter array of curve viewing area width; And on described touch display screen, draw out coordinate axis and grid according to the described waveform pilot signal call function received, at coordinate plot on X axis high scale, the data drawing function be kept in waveform parameter array is plotted on described touch display screen, and adopt the mode of first in first out to upgrade the data in waveform parameter array, form the monitoring interface of real-time display waveform, and the Waveform storage that will be formed in real time.
6. frequency converter keyboard according to claim 5, is characterized in that, the value storage of described parameter, parameter is in outside flash storage or be stored in the Flash of described keyboard CPU inside.
7. frequency converter keyboard according to claim 5, is characterized in that, the monitoring interface of described display waveform also comprises: stop virtual key, run virtual key and menu virtual key;
Described stopping virtual key being used for the stop signal touching the generation of described stopping virtual key being sent to described keyboard CPU, and described keyboard CPU is out of service according to the waveform on the monitoring interface of the described stop signal control waveform received;
Described operation virtual key is used for the run signal touching the generation of described operation virtual key to be sent to described keyboard CPU, and described keyboard CPU runs according to the waveform on the monitoring interface of the described run signal control waveform received;
Described menu virtual key is used for that described for touch menu virtual key is generated menu signal and is sent to described keyboard CPU, and described keyboard CPU demonstrates waveform adjustment dialog box according to the described menu signal received on the monitoring interface of described display waveform;
The waveform parameter that described waveform adjustment dialog box comprises waveform regulates regulates virtual key.
8. frequency converter keyboard according to claim 6, is characterized in that, described virtualization of function button also comprises: speech selection virtual key;
Described speech selection virtual key is used for the speech selection signal touching the generation of described speech selection virtual key to be sent to described keyboard CPU;
Described keyboard CPU is according to the speech selection signal received, to be stored in described outside flash storage or be stored in the language message in the Flash of described keyboard CPU inside parameter display on described touch display screen, and according to the parameter of the language message selected, the display information on described touch display screen is changed to corresponding language.
9. frequency converter keyboard according to claim 8, is characterized in that, the running status of the frequency converter obtained also for the running status of Real-time Obtaining frequency converter, and is shown by the state display field of described touch display screen by described keyboard CPU.
10. frequency converter keyboard according to claim 7, is characterized in that, the waveform parameter adjustment virtual key in waveform adjustment dialog box comprises virtual key, the virtual key of left and right translation and the virtual key of adjustment Y gain to waveform upper and lower translation.
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| CN201310712246.7A CN103744323B (en) | 2013-12-20 | 2013-12-20 | A kind of frequency converter keyboard |
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| CN201310712246.7A CN103744323B (en) | 2013-12-20 | 2013-12-20 | A kind of frequency converter keyboard |
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| CN103744323B true CN103744323B (en) | 2016-04-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3026813B1 (en) * | 2014-11-26 | 2019-10-30 | ABB Schweiz AG | Frequency converter |
| CN104467367B (en) * | 2014-12-31 | 2017-05-24 | 深圳市英威腾电气股份有限公司 | Frequency converter |
| CN108169591B (en) * | 2017-12-13 | 2020-11-24 | 深圳市英威腾电气股份有限公司 | Frequency converter keyboard, frequency converter and frequency converter identification method |
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