JP5822797B2 - Cold / hot water heat source machine and display method - Google Patents

Description

  The present invention relates to a cold / hot water heat source apparatus including a display unit and a display method on the display unit.

  Cold / hot water heat source machines are used in various fields such as building air conditioning, food storage, and hot water supply. Their functions are becoming more sophisticated year by year, and the contents that can be input by users are becoming more complex. In order to help the user's operation, for example, according to the technique of Patent Document 1, information such as the hot water supply continuation time, the time when the flow rate is continuously detected, the chase time, and the hot water supply temperature are included. Based on this, a technique for displaying advice information to a user is disclosed. The user can check the advice information by selecting the advice button on the remote control. For example, "Let's stop hot water frequently. Today, the time of continuous hot water consumption" Maximum xx minutes "", " Set the hot water supply temperature low. Seven items of advice information such as the current hot water supply set temperature “xx ° C.” are displayed.The seven items of advice information are switched and displayed in order by operating a button.

JP 2011-149581 A

  However, the advice information displayed by the technique of the above-mentioned Patent Document 1 is obtained by displaying driving information detected using various detection means as advice information, and the validity of the user's usage is not determined. Is. For example, “Let's stop hot water frequently. Today, there is a display of“ Maximum xx minutes ”when hot water is continuously dispensed”, but it is not judged whether the usage of “Maximum xx minutes” is appropriate. . If the usage is appropriate, this advice information need not be displayed. Further, although seven pieces of advice information are displayed, they are displayed in order according to a predetermined order. Since there is no priority in the display order, there is a problem that it is impossible for the user to determine which advice information is most effective. As a result, the prior art has been inconvenient for the user.

  This invention is made | formed in view of the above, Comprising: It aims at obtaining the cold / hot water heat source machine and display method which provide the advice information useful as much as possible for a user.

In order to solve the above-described problems and achieve the object, the present invention includes a cold / hot water generation unit that heats or cools the hydrothermal medium, an operation unit that receives input of setting information related to the cold / hot water generation unit, and a user One of a plurality of pieces of advice information stored in advance based on a display unit for displaying information on the screen, information on the operation status of the cold / hot water generation unit and setting information input via the operation unit And a control unit that displays the selected advice information on the display unit, the information relating to the operation status includes a temperature detection value of the hydrothermal medium, and the setting information is the hydrothermal medium. The control unit selects advice information based on a determination as to whether or not the temperature detection value of the hydrothermal medium has reached the temperature set value of the hydrothermal medium. And

  According to the present invention, since the cold / hot water heat source machine selects advice information using not only the information related to the operation status but also the setting information, it is possible to provide useful advice information as much as possible. Play.

FIG. 1 is a diagram showing a configuration of a cold / hot water heat source apparatus according to an embodiment of the present invention. FIG. 2 is a diagram illustrating a configuration example of the operation unit. FIG. 3 is a diagram illustrating the display contents of the display unit when the menu button is pressed. FIG. 4 is a diagram illustrating a screen display example that prompts input of a request. FIG. 5 is a flowchart for explaining the operation of the control unit when “want to warm more” is selected. FIG. 6 is a flowchart for explaining the operation of the control unit when “I want to cool more” is selected. FIG. 7 is a flowchart for explaining the operation of the control unit when “I want to save more power” is selected.

  Embodiments of a cold / hot water heat source apparatus and a display method according to the present invention will be described below in detail with reference to the drawings. Note that the present invention is not limited to the embodiments.

Embodiment.
FIG. 1 is a diagram showing a configuration of a cold / hot water heat source apparatus according to an embodiment of the present invention. The cold / hot water heat source unit 1 includes a cold / hot water generation unit 2, an operation unit 3, a display unit 4, and a control unit 5.

  The cold / hot water generating unit 2 is an apparatus for generating cold water or hot water, which heats the hydrothermal medium by burning fossil fuel such as kerosene or gas, and heats or cools the hydrothermal medium using a refrigeration cycle. There is something. The hydrothermal medium heated or cooled by the cold / hot water heat source unit 1 is conveyed to a terminal radiator (not shown), radiates or collects heat, returns to the cold / hot water heat source unit 1 again, and repeats the heating or cooling cycle. Terminal radiators include floor heating panels, panel radiators and fan coil units.

  The display unit 4 is composed of a liquid crystal panel, for example, and displays image data sent from the control unit 5.

  The operation unit 3 is a device that receives an operation input of the cold / hot water heat source unit 1 by a user. The operation unit 3 is realized by using, for example, hardware buttons, software buttons using a touch panel, or both.

  FIG. 2 is a diagram illustrating a configuration example of the operation unit 3. As shown in the figure, the operation unit 3 includes an operation / stop button 31 for setting the operation / stop of the cold / hot water heat source unit 1, a cooling / heating switching button 32 for setting switching of the cold / hot water, and a quiet operation mode. A hijack button 33 for setting start / stop, a menu button 34 for setting a detailed function, a decision button 35 for confirming the changed contents, an up button 36, a down button 37, and the changed contents. A return button 38 is provided that is pressed when clearing and returning to the full screen. Hikaeme operation mode is an operation mode provided for energy-saving operation. When supplying hot water, when supplying hot water a little lower than the set temperature and supplying cold water A mode that supplies a water temperature slightly higher than the set temperature.

  In addition, although the operation part 3 and the display part 4 are demonstrated as what is comprised and comprised in the package of the cold / hot water heat source apparatus 1 here, the operation part 3 and the display part 4 are the cold / hot water heat source apparatus 1 and May be separated and connected to each other by wire or wirelessly.

  The user can operate the operation unit 3 to start / stop the cold / hot water generation unit 2, start / stop the timer operation, start / stop the operation mode, adjust the set room temperature, adjust the set water temperature, etc. Is possible. The content of the operation input is sent to the control unit 5, and the control unit 5 displays the content of the operation input on the display unit 4 as necessary.

  The control unit 5 controls the operation of the cold / hot water heat source unit 1 by controlling the cold / hot water generation unit 2 and giving a display instruction to the display unit 4 based on the setting information set by the operation unit 3. Further, the control unit 5 displays the most appropriate advice information of the advice information stored in advance on the display unit 4 based on the current setting content (setting information) and information on the operating state of the cold / hot water generating unit 2. It has the function to do. In addition, the control part 5 is implement | achieved by the computer provided with a memory | storage device and an arithmetic unit, for example. Specifically, the operation as the control unit 5 is realized by the arithmetic device executing a program stored in advance in the storage device. The plurality of advice information is stored in advance in the storage device.

  Next, a display method according to the embodiment of the present invention will be described.

  If the user feels dissatisfied with the current usage state, such as wanting to improve the warming condition, improve the cooling condition, or improve the power saving condition, the user can advise by pressing the menu button 34. The display of information can be instructed.

  FIG. 3 is a diagram showing the display contents of the display unit 4 when the menu button 34 is pressed. As illustrated, when the menu button 34 is pressed, the control unit 5 displays “advice information”, “timer setting”, “time setting”, and “other setting” on the display unit 4. When the user selects advice information in this state, as shown in FIG. 4, the control unit 5 displays a request list such as “want to warm more”, “want to cool more”, “want to save more power” on the display unit 4. Display and prompt selection input of request.

  The control unit 5 performs the cooling operation so that only “want to be warmed more” is displayed if the operation state is the heating operation when advice information is selected, and only “want to be further cooled” is displayed if the cooling operation is performed. It may be determined and displayed based on whether is set or heating operation is set.

  When one request is selected from the request list, the control unit 5 selects the current setting content and the operating status from the advice information for achieving the selected request from the advice information stored in advance. The most effective advice information can be selected based on the selected advice information, and the selected advice information can be displayed on the display unit 4.

  FIG. 5 is a flowchart for explaining the operation of the control unit 5 when “want to warm more” is selected. In addition, here, the cold / hot water heat source unit 1 is used for air conditioning, and in addition to the temperature of the water heating medium, the set value of the temperature (room temperature) of the target (room air) heated through the water heating medium is input. It is assumed that it is configured to be able to receive and operate so that the room temperature reaches the room temperature set value.

  As shown in FIG. 5, the control part 5 determines first whether the cold / hot water production | generation part 2 is an operation stop state or an operation state (step S101). When the cold / hot water generation unit 2 is in the operation stop state (step S101, Yes), the control unit 5 displays the advice information “Operation is stopped. Start operation” on the display unit 4. (Step S102).

  When the cold / hot water generating unit 2 is in the operating state (No at Step S101), the control unit 5 determines whether or not the quiet operation mode is set (Step S103). When the quiet operation mode is set (step S103, Yes), the control unit 5 displays the advice information “Hikere operation. Switch to normal operation” on the display unit 4. (Step S104).

  When the quiet operation mode is not set (step S103, No), the control unit 5 determines whether or not the elapsed time from the start of operation is within a predetermined time (step S105). The elapsed time from the start of operation is measured by using, for example, a timer by the control unit 5 and is stored in the storage device of the control unit 5 as information related to the operation status.

  When the elapsed time is within the predetermined time (step S105, Yes), the control unit 5 determines whether or not the set room temperature has been achieved (step S106). The set room temperature is stored in the storage device of the control unit 5 as one of the setting contents input via the operation unit 3. Moreover, the control part 5 detects indoor temperature using a temperature sensor. In step S106, the control unit 5 determines whether or not the set room temperature has been achieved by comparing the detected value of the room temperature by the temperature sensor with the room temperature set value stored therein.

  When the set room temperature has not been achieved (No at Step S106), the control unit 5 displays on the display unit 4 the advice information “It takes time to start up. Please wait for a while. Please raise the set temperature. "Is displayed (step S107). When the set room temperature is achieved (step S106, Yes), the control unit 5 displays advice information “Please raise the set room temperature” on the display unit 4 (step S108).

  When the elapsed time exceeds the predetermined time (step S105, No), the control unit 5 determines whether or not the set room temperature has been achieved (step S109). When the set room temperature has been achieved (step S109, Yes), the control unit 5 executes the process of step S108.

  When the set room temperature is not achieved (No at Step S109), the control unit 5 determines whether or not the set water temperature is achieved (Step S110). The water temperature refers to the temperature of the hydrothermal medium. The set water temperature is stored in the storage device of the control unit 5 as one of the setting contents input via the operation unit 3. Moreover, the cold / hot water production | generation part 2 detects the temperature of a hydrothermal medium with a temperature sensor, and sends the detected value of water temperature to the control part 5 as one of the information concerning an operating condition at a predetermined time interval. In step S110, the control unit 5 determines whether or not the set water temperature has been achieved by comparing the detected value of the water temperature sent from the cold / hot water generating unit 2 with the set value of the water temperature stored therein. To do.

  When the set water temperature has not been achieved (No at Step S110), the control unit 5 displays the advice information “When the outside air temperature is low, the warming is worse. Use it as it is” on the display unit 4. (Step S111).

  When the set water temperature is achieved (step S110, Yes), the control unit 5 determines whether or not the set water temperature is set to the upper limit of the settable temperature range (step S112). When the set water temperature is set to the upper limit of the settable temperature (step S112, Yes), the control unit 5 executes the process of step S111. If the set water temperature is not set to the upper limit of the settable temperature range (No at Step S112), the control unit 5 displays advice information “Please raise the set water temperature” on the display unit 4. (Step S113).

  Note that the control unit 5 may acquire information indicating whether the vehicle is in the operation state or the stop state from the cold / hot water generation unit 2 as information related to the operation state, or may be input via the operation unit 3. You may make it acquire from the set content made. The same applies to information on whether or not the vehicle is operating in the low-back operation mode.

  As described above, when the request “Want to warm up more” is input, the control unit 5 is “advance information. The operation is stopped. Please start the operation.” , "It is a hikerame operation. Please switch to normal operation.", "Raise the set room temperature.", "It takes time to start up. Please wait for a while. Please raise the set temperature. ”,“ If the outside air temperature is low, the warming will worsen. Use it as it is. ”,“ Increase the set water temperature. ”Advice information to display select.

  When the cold / hot water heat source unit 1 is used as a heat source unit for air conditioning, and both the room temperature and the water temperature can be set for the cold / hot water heat source unit 1, the user can warm up by raising either the set room temperature or the set water temperature. It is not easy to judge whether it will be improved. According to the embodiment, when the user feels that the user wants to improve the warming condition, the control unit 5 is in the operation state or the stop state (step S101), or in the quiet operation mode. (Step S103), whether a predetermined time has elapsed after the start of operation (Step S105), whether the set room temperature has been achieved (Steps S106, S109), and whether the set water temperature has been achieved (Step S110). ) Since the priority is given in this order to the determination process of whether or not the set water temperature is the upper limit (step S112), the items that are not satisfied are displayed as advice information in order from the highest priority item. The user can know which one of the water temperature and the room temperature can be raised to improve the warming condition.

  FIG. 6 is a flowchart for explaining the operation of the control unit 5 when “I want to cool more” is selected. As illustrated, the controller 5 first determines whether the cold / hot water generator 2 is in an operation stop state or an operation state (step S201). When the cold / hot water generation unit 2 is in the operation stop state (step S201, Yes), the control unit 5 displays advice information “Operation is stopped. Start operation” on the display unit 4. (Step S202).

  When the cold / hot water generating unit 2 is in the operating state (step S201, No), the control unit 5 determines whether or not the quiet operation mode is set (step S203). When the quiet operation mode is set (step S203, Yes), the control unit 5 displays the advice information “It is in the quiet operation. Switch to the normal operation” on the display unit 4. (Step S204).

  When the quiet operation mode is not set (step S203, No), the control unit 5 determines whether or not the elapsed time from the start of operation is within a predetermined time (step S205). When the elapsed time is within the predetermined time (step S205, Yes), the control unit 5 determines whether or not the set room temperature has been achieved (step S206). When the set room temperature has been achieved (step S206, Yes), the control unit 5 displays advice information “Please lower the set room temperature” on the display unit 4 (step S207). When the set room temperature has not been achieved (No at Step S206), the control unit 5 displays the advice information “It takes time to start up. Please wait for a while. Lower the set temperature ”is displayed (step S208).

  When the elapsed time exceeds the predetermined time (step S205, No), the control unit 5 determines whether or not the set room temperature has been achieved (step S209). When the set room temperature has been achieved (step S209, Yes), the control unit 5 executes the process of step S207.

  When the set room temperature has not been achieved (No at Step S209), the control unit 5 determines whether or not the set water temperature has been achieved (Step S210). If the set water temperature has not been achieved (No at Step S210), the control unit 5 displays advice information “When the outside air temperature is high, the cooling is worse. Use it as it is” on the display unit 4. (Step S211).

  When the set water temperature is achieved (step S210, Yes), the control unit 5 determines whether or not the set water temperature is set to the lower limit of the settable temperature range (step S212). When the set water temperature is set to the lower limit of the settable temperature (step S212, Yes), the control unit 5 executes the process of step S211. When the set water temperature is not set to the lower limit of the settable temperature range (No at Step S212), the control unit 5 displays advice information “Please lower the set water temperature” on the display unit 4. (Step S213).

  In this way, when a request “I want to cool more” is input, the control unit 5 is “advancement stop. Start operation.” Which is advice information for achieving the request. , “It's in a quiet operation. Please switch to normal operation.”, “Please lower the set room temperature.”, “It takes time to start up. Please wait for a while. Please lower the set temperature. ”,“ If the outside air temperature is low, the cooling will worsen. Use it as it is. ”,“ Please lower the set water temperature. ”Advice information to display select.

  In addition, the control unit 5 determines whether the operation state is the operation state or the stop state (step S201), whether the operation mode is the quiet operation mode (step S203), and whether a predetermined time has elapsed after the operation is started (step S203). S205), whether or not the set room temperature is achieved (steps S206 and S209), whether or not the set water temperature is achieved (step S210), and whether or not the set water temperature is the lower limit (step S212), Priorities are assigned in this order, items are executed in descending order of priority, and content that is not satisfactory is displayed as advice information, so the user can improve the cooling condition by lowering either the water temperature or room temperature. You can know what you can do.

  FIG. 7 is a flowchart for explaining the operation of the control unit 5 when “I want to save more power” is selected. Here, a case where “want to save more power” is selected during the heating operation will be described.

  As shown in FIG. 7, the controller 5 first determines whether or not the vehicle is operating in an “automatic” operation in which the set water temperature is automatically set (step S301). When not operating in the “automatic” operation (No at Step S301), the control unit 5 determines whether or not the set water temperature is set to a value equal to or higher than the threshold (Step S302). If the set water temperature is equal to or higher than the threshold value (step S302, Yes), the control unit 5 should set the advice information “decrease the set water temperature or set to“ automatic ”. Is displayed on the display unit 4 (step S303).

  Whether the controller 5 is operating in “automatic” operation (step S301, Yes) or the set water temperature is equal to or lower than the threshold (step S302, No), the control unit 5 determines whether the set room temperature is equal to or higher than the threshold. It is determined whether or not (step S304). Note that the threshold value in the determination process in step S302 and the threshold value in the determination process in step S304 may be the same or different. When the set room temperature is equal to or higher than the threshold (step S304, Yes), the control unit 5 displays advice information “Please lower the set room temperature” on the display unit 4 (step S305).

  When the set room temperature is equal to or lower than the threshold value (No at Step S304), the control unit 5 determines whether or not the timer is operated without using the timer operation (Step S306). When driving without using the timer operation (Step S306, Yes), the control unit 5 displays the advice information “We recommend using the timer operation to prevent forgetting to cut” on the display unit 4. (Step S307). In addition, when the timer operation is used (Step S306, No), the control unit 5 advises the advice information “It is set to be able to save electricity. Is displayed on the display unit 4 (step S308).

  As described above, when the request “I want to save more power” is input during the heating operation, the controller 5 is advice information for achieving the request, “decrease the set water temperature or“ Set to “Auto”. ”,“ Please lower the set room temperature ”,“ It is recommended to use timer operation to prevent forgetting to turn off ”,“ It is set to save power. Lowering the set temperature of room temperature and water temperature will further save power Select the advice information to be displayed.

  Further, the control unit 5 determines whether or not the “automatic” operation is set (step S301), whether or not the set water temperature is equal to or higher than the threshold value (step S302), and whether or not the set room temperature is equal to or higher than the threshold value (step S302). S304), giving priority to the determination process of whether or not the timer operation is used (step S306) in this order, and executing in order from the determination process with the highest priority, and content that is not satisfied is advised information Therefore, the user can easily know whether the power saving state is improved by operating the set room temperature or the set water temperature.

  As described above, according to the embodiment of the present invention, the cold / hot water heat source unit 1 inputs the setting information concerning the cold / hot water generation unit 2 that heats or cools the hydrothermal medium and the cold / hot water generation unit 2. The control unit 5 includes a receiving operation unit 3, a display unit 4 for displaying information to a user, and a control unit 5, and the control unit 5 includes information on the operation status of the cold / hot water generation unit 2 and the operation unit 3. And selecting one of a plurality of pieces of advice information stored in advance, and displaying the selected advice information on the display unit 4. Since the control unit 5 selects the advice information using not only the information related to the driving situation but also the setting information, it is possible to provide useful advice information as much as possible.

  Further, the control unit 5 prompts the user to input a request, and when the request is input via the operation unit 3, the input request and information regarding the operation status of the cold / hot water generating unit 2 and the Since the advice information is selected based on the setting information, the advice information for achieving the user's request can be displayed, so that it is possible to provide useful advice information as much as possible. It becomes possible.

  The information concerning the operation status includes the temperature detection value of the hydrothermal medium, the temperature detection value of the heating / cooling target by the hydrothermal medium, and the elapsed time after the start of operation, and the setting information includes the temperature setting of the hydrothermal medium. The control unit 5 detects whether or not the temperature detection value of the water refrigerant has achieved the temperature setting value, and detects the temperature of the heating / cooling target using the water refrigerant. It is determined whether the value has reached the temperature set value and whether the elapsed time after the start of operation is within a predetermined threshold, and if the elapsed time is within the predetermined time or If the time exceeds the specified time and the temperature detection value of the water heating medium has achieved the temperature setting value, select the advice information related to the temperature setting value of the heating / cooling target by the water heating medium, and the elapsed time The temperature detection value of the hydrothermal medium exceeds the specified time and the temperature setting If not achieved, selecting such advice information to the temperature setpoint of the heating / cooling object by hydrothermal medium, configured as. Thereby, when the temperature setting of the water refrigerant and the temperature setting of the heating / cooling target by the water refrigerant are possible, it is possible to present to the user which temperature can be achieved by operating the temperature. become.

  As described above, the cold / hot water heat source apparatus and the display method according to the present invention are suitable for application to the cold / hot water heat source apparatus including the display unit and the display method on the display unit.

  1 cold / hot water heat source machine, 2 cold / hot water generation unit, 3 operation unit, 4 display unit, 5 control unit, 31 run / stop button, 32 cooling / heating switching button, 33 hiking button, 34 menu button, 35 decision button, 36 Button, 37 Down button, 38 Back button.

Claims (5)

A cold / hot water generator for heating or cooling the water heating medium;
An operation unit that receives input of setting information for the cold / hot water generating unit;
A display unit for displaying information to the user;
Select one of a plurality of pieces of advice information stored in advance based on the information related to the operation status of the cold / hot water generation unit and the setting information input via the operation unit, and the selected advice information A control unit for displaying on the display unit;
Equipped with a,
The information related to the operating status includes a temperature detection value of the hydrothermal medium,
The setting information includes a temperature setting value of the hydrothermal medium,
The control unit selects advice information based on a determination as to whether a temperature detection value of the hydrothermal medium has reached a temperature setting value of the hydrothermal medium,
A cold / hot water heat source machine. The control unit prompts the user to input a request, and when the request is input via the operation unit, the input request, information on the operation status of the cold / hot water generation unit, and the setting information Choose advice information based on the
The cold / hot water heat source machine of Claim 1 characterized by the above-mentioned. The information relating to the operation status includes a temperature detection value of a heating / cooling target by the hydrothermal medium,
The setting information includes a temperature setting value of a heating / cooling target by the hydrothermal medium,
The control unit selects advice information based on a determination as to whether or not the temperature detection value of the heating / cooling target has reached the temperature setting value of the heating / cooling target,
Hot and cold water heat source machine according to claim 1, characterized in that. The plurality of advice information includes first advice information related to operation of a temperature setting value of the water heating medium, second advice information related to operation of a temperature setting value of a heating / cooling target by the water heating medium, Including
The information related to the driving situation further includes an elapsed time after the start of driving,
The controller is
Further determine whether the elapsed time after the start of operation is within a predetermined time,
When the elapsed time is within a predetermined time, or when the elapsed time exceeds a predetermined time and the temperature detection value of the hydrothermal medium has achieved the temperature setting value of the hydrothermal medium, Select the first advice information,
When the elapsed time exceeds a predetermined time and the temperature detection value of the water heating medium does not achieve the temperature setting value of the water heating medium, the second advice information is selected.
The cold / hot water heat source machine of Claim 3 characterized by the above-mentioned. The cold / hot water heat source apparatus comprising: a cold / hot water generation unit that heats or cools the hydrothermal medium; an operation unit that receives input of setting information related to the cold / hot water generation unit; and a display unit that displays information to a user. A display method for a display unit,
A first step of selecting one of a plurality of pieces of advice information based on the information concerning the operation status of the cold / hot water generator and the setting information input via the operation unit;
A second step of displaying the selected advice information on the display unit;
With
The information related to the operating status includes a temperature detection value of the hydrothermal medium,
The setting information includes a temperature setting value of the hydrothermal medium,
The first step further includes a step of selecting advice information based on a determination as to whether a temperature detection value of the hydrothermal medium has reached a temperature setting value of the hydrothermal medium.
A display method characterized by that.

Images