JP2008215708A - Heat storage device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a reporting means for reporting increase and decrease of hot heat quantity or cold heat quantity stored in a heat storage device, and estimating and reporting increase and decrease of future hot heat quantity and cold heat quantity. <P>SOLUTION: The heat storage devices 1a, 1b storing the generated heat and taking out the stored heat, comprise: a heat storage reporting means for detecting and reporting increase and decrease of hot heat quantity or cold heat quantity stored in the heat storage devices 1a, 1b, a heat outflow reporting means for detecting and reporting the increase and decrease of hot heat quantity or cold heat quantity flowing out from the heat storage devices 1a, 1b, and a heat inflow reporting means for detecting and reporting increase and decrease of hot heat quantity or cold heat quantity flowing into the heat storage devices 1a, 1b. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  TECHNICAL FIELD The present invention relates to a heat storage device that stores hot or cold heat and that can take out the stored hot or cold heat, the stored hot or cold amount, the extracted hot or cold amount, and an externally supplied amount of hot or cold heat. The amount of stored heat and cold is detected and notified to the outside, or the amount of heat or cold generated or consumed in the driving environment or the amount of increase or decrease in heat storage that is the difference between these generated and consumed The present invention relates to a heat storage device that predicts and notifies the prediction contents to the outside as notification contents.

  As is well known, a compression heat pump is mounted on a vehicle. The power source of the heat pump is an internal combustion engine or a motor that also serves as a power source for traveling. Therefore, when a large driving force is required for driving the vehicle, the power that can be used by the heat pump is In contrast, when the power required for traveling is small, so-called surplus power that can be used for a heat pump or the like increases. Since such fluctuations in power and power required for the heat pump do not always match, it is preferable to store heat or cool stored heat obtained by driving the heat pump.

  In this way, surplus power generated in the power source can be recovered in the form of heat storage or cold storage, and if the driving force of the heat pump required for cooling or heating is insufficient, Cooling or heating can be performed using the thermal energy stored in the material. Moreover, when comprised in this way, since the heat | fever discharge | released outside from the condenser in a refrigerating cycle can be collect | recovered, energy efficiency can be improved and by extension, the fuel consumption of a vehicle can be improved.

  The amount of heat stored in the heat storage device is increased by recovering heat obtained by the heat pump, heat released from the condenser in the refrigeration cycle, and the like. Moreover, the heat storage amount of the heat storage device decreases when the heat storage amount stored in the heat storage device is used for heating or cooling. Here, regarding the display of the heat storage amount, Patent Document 1 discloses an invention in which the heat storage amount is measured and displayed on an LED with respect to a latent heat storage device provided in an engine coolant circuit or the like.

  In Patent Document 2, the power of the hybrid vehicle is between the engine and the front tire, between the front motor and the front tire, between the front motor and the battery, between the rear motor and the battery, and between the rear motor and the rear tire. An apparatus for communicating is disclosed. And in the apparatus of patent document 2, the energy flow about these transmitted motive powers is displayed.

Japanese Patent Laid-Open No. 7-309121 Japanese Patent Laid-Open No. 2002-247706

  In the LED display described in Patent Document 1 described above, the amount of stored heat related to the latent heat storage device is displayed. Therefore, the user of the latent heat storage device can recognize the amount of stored heat, but the amount of heat applied to the latent heat storage device, the amount of heat released from the heat storage device, or the latent heat storage device The amount of heat exchanged between the provided heat storage unit and the cold storage unit cannot be recognized. In other words, the user related to the latent heat storage device cannot recognize the increase or decrease of the heat storage amount and the amount of heat exchanged between the heat storage unit and the cold storage unit.

  Moreover, according to the display of the energy flow described in Patent Document 2 described above, the amount of energy that moves between the driving device of the engine, the front motor, the rear motor and the battery and the driving unit of the front tire and the rear tire is displayed. The For this reason, the driver or the like who is driving the vehicle can recognize which driving device is used to travel from this energy flow display.

  However, this only shows the current state of energy input / output, so it is not possible to know whether there is energy that can meet the demand.

  This invention is made paying attention to said subject, and it aims at providing the thermal storage apparatus which shows the present condition and prediction content of the amount of heat or cold.

  In order to achieve the above object, the invention of claim 1 is a heat storage device that stores hot or cold heat and that can take out the stored hot or cold heat and detects the stored hot or cold amount and notifies the outside of the heat storage. Quantity notification means, heat outflow notification means that detects the amount of heat or cold taken out and notifies the outside, and heat inflow notification that detects the amount of heat or cold supplied and stored externally and notifies the outside Means.

  According to a second aspect of the present invention, in the first aspect of the invention, the heat storage device includes a heat storage unit that stores heat and a cold storage unit that stores cold, and heat is generated between the thermal storage unit and the cold storage unit. It has a heat exchange notification means for detecting the amount of warm heat or cold heat to be converted and notifying the outside.

  The invention of claim 3 is the optical method according to claim 1 or 2, wherein the contents of notification to the outside in each of the heat storage amount notification means, the heat outflow notification means and the heat inflow notification means can be visually recognized. And an acoustic unit that can be recognized by the auditory sense and an electrical signal.

  According to a fourth aspect of the present invention, in any one of the first to third aspects of the present invention, the apparatus further comprises heat output means for taking out the stored hot or cold heat into electric energy, and the heat outflow notification means is the heat output means. And a means for notifying the outside of the amount of heat converted into electric energy.

  The invention of claim 5 further comprises heat input means for converting electric energy into heat or cold heat and inputting the heat energy according to any one of claims 1 to 4, wherein the heat input notification means is the heat input means. It includes a means for notifying the outside of the amount of heat converted from electrical energy to heat energy.

  According to a sixth aspect of the present invention, in the invention according to any one of the first to fifth aspects, heat is exchanged between the thermal heat storage section and the cold heat storage section by applying electric energy to the heat input means, and the electric The energy includes electrical energy stored in the power storage device, and includes power storage amount notification means for detecting the power storage amount stored in the power storage device and notifying the outside.

  The invention of claim 7 is the invention according to any one of claims 1 to 6, and is mounted on a vehicle, and at least of the heat storage amount notification means, the heat outflow notification means, the heat inflow notification means, and the heat exchange notification means. Any means predicts the amount of heat or cold generated or consumed in the predicted driving environment of the vehicle, or the amount of heat storage increase or decrease that is the difference between the amount generated and consumed, and the prediction content is notified. And a means for notifying the outside.

  The invention according to claim 8 is the invention according to claim 6 or 7, wherein the electricity storage amount notification means is installed in a vehicle and the amount of electrical energy stored in the electricity storage device in the predicted driving environment of the vehicle or the amount of generation thereof. It includes a means for predicting a power storage increase / decrease amount that is a difference from the consumption amount, and notifying the prediction content to the outside as notification content.

  According to the invention of claim 1, the amount of heat or cold stored in the heat storage device, the amount of heat or cold extracted from the heat storage device, and the amount of heat or cold supplied from the outside and stored in the heat storage device The quantity is detected and announced to the outside. Therefore, it becomes possible to recognize the amount of heat or cold stored in the heat storage device, the amount of heat or cold flowing into the heat storage device, and the amount of heat or cold flowing out of the heat storage device. .

  According to invention of Claim 2, the said thermal storage apparatus has a thermal storage part which stores thermal energy, and a cold storage part which stores cold, and heat conversion is carried out between the said thermal storage part and cold storage part. The amount of heat or heat that is being heat-exchanged is detected and notified to the outside. Therefore, in addition to obtaining the same effect as that of the first aspect of the invention, it is possible to recognize the amount of heat exchange when the heat and cold stored in the heat storage device are exchanged with each other.

  According to the invention of claim 3, the amount of heat or cold stored in the heat storage device, the amount of heat or cold extracted from the heat storage device, and the amount of heat or cold supplied from the outside and stored in the heat storage device The quantity is output by either optical or acoustic techniques or electrical signals. Therefore, in addition to obtaining the same effects as the invention of claim 1 or 2, the amount of heat or cold stored in the heat storage device, the amount of heat or cold flowing into the heat storage device, and the heat storage device The amount of heat or cold that is flowing out can be recognized visually or audibly.

  According to the invention of claim 4, the amount of heat or cold stored in the heat storage device is changed to electric energy, and this electric energy is detected and notified. Therefore, in addition to obtaining the same effect as any one of the first to third aspects of the invention, the amount of heat or cold stored in the heat storage device by detecting electric energy and the heat storage device are flowing into the heat storage device. It is possible to recognize the amount of heat or cold and the amount of heat or cold flowing out of the heat storage device.

  According to invention of Claim 5, the heat input means which converts and inputs electrical energy into warm heat or cold heat is provided, and this converted calorie | heat amount is announced. Therefore, in addition to obtaining the same effect as that of any one of the first to fourth aspects, it becomes easy to recognize the amount of heat converted from electrical energy to heat energy.

  According to the invention of claim 6, heat is exchanged between the thermal storage unit and the cold storage unit by applying electrical energy to the heat input means, and the electrical energy is stored in a power storage device. Electric energy is included, and the amount of power stored in the power storage device is detected and notified. Therefore, in addition to obtaining the same effect as that of any one of the first to fifth aspects of the invention, it is possible to recognize the charged amount and the charged amount.

  According to the invention of claim 7, the predicted value of the amount of generated or consumed heat stored in a heat storage device mounted on a vehicle, and the predicted value of increase / decrease in the amount of heat, are flown into the heat storage device, or flown out of the heat storage device. The predicted value for the increase or decrease in the amount of heat or cold that is generated and the predicted value for the increase or decrease in the amount of heat or cold that are mutually converted into heat in the heat storage device are the amount or amount of heat or cold generated or consumed, or the amount generated or consumed. The prediction of the amount difference is announced to the outside. Therefore, in addition to obtaining the same effect as the invention of any one of claims 1 to 6, it is possible to recognize the predicted amount of heat or cold generated or consumed and the increase or decrease in the amount generated or consumed. It becomes possible.

  According to the invention of claim 8, the amount of electrical energy stored in the power storage device mounted on the vehicle or the amount of increase or decrease in power storage of this power storage device is predicted, and this predicted value is notified to the outside. Therefore, in addition to obtaining the same effects as those of the inventions of claims 6 to 7, it is possible to recognize the predicted electric energy stored in the power storage device and the increase / decrease in the electric energy.

  Next, the present invention will be described in detail based on specific examples. FIG. 1 is a block diagram showing thermal energy flowing into or out of the heat storage devices 1a and 1b and energy flow in or out when heat conversion is performed between the heat storage devices 1a and 1b. Here, the heat storage device 1a corresponds to a cold heat storage unit, and the heat storage device 1b corresponds to a heat storage unit. Examples of energy include energy such as electric energy and heat energy. In the following examples, the flow of electrical energy and thermal energy will be described.

  The heat storage device 1a is provided with a cold storage material (not shown) inside the heat storage device 1a, and cold heat is stored in the cold storage material. Further, the heat storage device 1b is provided with a heat storage material (not shown) inside the heat storage device 1b, and warm heat is stored in the heat storage material. The amount of cold stored in the heat storage device 1a or the amount of heat stored in the heat storage device 1b is to measure the temperature of the cold storage material or the heat storage material and to monitor the inflow and outflow heat amounts to the heat storage devices 1a and 1b. It can ask for. The temperature can be measured by a temperature sensor such as a thermocouple. Since the regenerator material or the regenerator material provided in the regenerators 1a and 1b has a constant regenerator amount or a regenerator amount, it is a regenerator heat amount by measuring the temperature of the regenerator material or the regenerator material. A cold storage amount 2a and a heat storage amount 2b, which is a heat storage amount, can be obtained.

  Cold heat is flowing into the cold storage material provided in the heat storage device 1a. As a specific example of this cold heat, cold heat generated when operating the refrigeration cycle cold heat generator 3a for cooling an object such as air conditioning is introduced into the cold storage material. Moreover, the cold produced | generated by the thermoelectric conversion site | part which makes it possible to mutually convert between thermal energy and electrical energy flows into the said cool storage material. The thermoelectric conversion part may be anything that converts electric energy and heat energy to each other. As specific examples, thermoelectric elements 4a, 4b, and 4c using the Seebeck effect and the Peltier effect will be described below.

  In the thermoelectric element 4a, electric energy is generated by the temperature difference between the outside air and the cold storage heat, or heat energy is generated by applying a voltage to the electrode provided in the thermoelectric element 4a. The cold generated by applying a voltage to the thermoelectric element 4a flows into the cold storage material provided in the heat storage device 1a. Moreover, a part of the cold energy stored in the cold storage material flows out to the cold energy utilization part 5a that utilizes the cold energy.

  On the other hand, warm heat flows into the heat storage material provided in the heat storage device 1b. As a specific example of this heat, the heat generated when operating the refrigeration cycle heat generator 3b that raises the temperature of the object, such as air conditioning, flows into the heat storage material. Moreover, the heat generated by the thermoelectric element 4b that enables conversion of electric energy into heat energy flows into the heat storage material. Here, the thermoelectric element 4b generates heat energy by generating electric energy by a temperature difference between the outside air and heat storage, or by applying a voltage to an electrode provided in the thermoelectric element 4b.

  The heat generated by applying a voltage to the thermoelectric element 4b flows into a heat storage material provided inside the heat storage device 1b. Further, the heat generated from the high-temperature member 6 such as engine or transmission oil is flowed into the heat storage device 1b by the heat transfer medium, and a part of the heat stored in the heat storage material by the heat transfer medium is heated. It flows out to the heat utilization site | part 5b to utilize.

  Cold heat generated when operating the refrigeration cycle heat generator 3b, heat energy generated by the thermoelectric element 4b, and heat generated from the high temperature member 6 are flown into and flown into the heat storage material provided in the heat storage device 1b. The amount of heat is detected by the sensor and notified. That is, the amount of heat that flows into the heat storage material provided in the heat storage device 1b is recognized.

  The amount of cold heat flowing from the refrigeration cycle cold heat generator 3a into the heat storage device 1a is obtained as the cold heat recovery amount 7a. The cold recovery amount 7a is obtained by sequentially measuring the temperature and flow rate of the cold and calculating the change amount of the temperature with respect to time and the change amount of the flow rate with respect to time. Then, the cold heat generated when the refrigeration cycle cold heat generator 3a is operated and the cold heat generated by the thermoelectric conversion site are flown into the cold storage material provided in the heat storage device 1a, and the amount of cold heat flowing in is detected by the sensor. Has been announced. That is, the amount of cold heat flowing into the cold storage material provided in the heat storage device 1a is recognized.

  The amount of heat of heat that flows into the heat storage device 1b from the refrigeration cycle heat generator 3b is determined as the amount of heat recovered 7b. The heat recovery amount 7b is obtained by sequentially measuring and calculating the temperature and flow rate of the heat. Moreover, the temperature of cold or warm is measured by a measuring device such as a thermocouple. And since the measured heat amount is notified as the heat recovery amount 7b, the user of the heat storage device 1b recognizes the heat amount flowing from the refrigeration cycle heat generator 3b to the heat storage material provided in the heat storage device 1b. be able to.

  The thermoelectric elements 4a, 4b, and 4c are heated by applying electric energy to electrodes (not shown). Here, the thermoelectric element 4a is supplied with the electric energy generated by the solar power generator 8, the electric energy generated by the other thermoelectric element 4b, and the electric energy stored in the power storage device 9 as an energy supply amount 10a. Yes. The thermoelectric element 4b is supplied with the electric energy generated by the solar power generator 8, the electric energy generated by the other thermoelectric elements 4a, and the electric energy stored in the power storage device 9 as an energy supply amount 10b. .

  The energy supply amounts 10a and 10b can be obtained by measuring a current value or a voltage value. Therefore, the user of the thermoelectric elements 4a and 4b can recognize the amount of electric energy supplied to the electric energy supply amounts 10a and 10b supplied to the thermoelectric elements 4a and 4b.

  The amount of cold heat flowing from the thermoelectric element 4a to the cold storage material provided in the heat storage device 1a is measured by sequentially measuring physical quantities such as the temperature and flow rate of the cold heat flowing in, and the amount of change with time is the amount of cold heat recycled. It is obtained by calculating as 12a. The amount of heat flowing from the thermoelectric element 4b to the heat storage material provided in the heat storage device 1b is measured by successively measuring physical quantities such as the temperature and flow rate of the flowing heat, and the amount of change with time is heat recycled. It is obtained by calculating as the quantity 12b. That is, the amount of heat energy generated by energizing the thermoelectric elements 4a and 4b is recognized.

  From the cold storage material or the heat storage material provided inside the heat storage devices 1a and 1b, the stored cold heat or heat flows out to the cold use portion 5a or the heat use portion 5b. The cold heat utilization part 5a corresponds to in-vehicle cooling, intake air cooling, and other functional part cooling. In car cooling and intake air cooling, since cold energy is used for air cooling, the demand for cold energy increases particularly in summer. Moreover, the said heat utilization site | part 5b corresponds to vehicle interior heating and other functional site warm-up. In car heating, since heat is used for air heating, the demand for heat increases particularly in winter.

  The amount of cold when the cold energy stored in the heat storage device 1a flows out to the cold energy utilization part 5a is measured by sequentially measuring physical quantities such as the temperature and flow rate of the cold energy, and the amount of change with time as the cold energy utilization amount 13a. It is obtained by calculating. In addition, the amount of heat when the heat stored in the heat storage device 1b flows out to the heat utilization site 5b is measured by sequentially measuring physical quantities such as temperature and flow rate of heat, and the amount of change with time is the amount of heat utilization. It is obtained by calculating as 13b. Each physical quantity to be measured is measured by a thermocouple or the like.

  The amount of heat that flows from the heat transfer medium to the heat storage material provided inside the heat storage device 1b is obtained by sequentially measuring physical quantities such as the temperature and flow rate of the heat, and the amount of change with time as the member heat recovery amount 14 It is obtained by calculating. That is, the member heat recovery 14 is recognized.

  The cold and warm heat stored in the heat storage devices 1a and 1b can be converted into heat through the thermoelectric elements 4a and 4b serving as the heat input means and the heat output means. Specifically, the cold energy stored in the heat storage device 1a moves to the thermoelectric element 4a which is the heat output means, is converted into electric energy, and the electric energy is applied to the thermoelectric element 4b which is the heat input means. As a result, part of the temperature becomes hot. And the warm temperature converted from the cold of the said thermal storage apparatus 1a moves to the said thermal storage apparatus 1b. And this heat transfer increases the amount of heat stored in the heat storage device 1b.

  Here, in the case where the heat converted from the cold energy of the heat storage device 1a moves to the heat storage device 1b, the amount of heat to be moved is measured by sequentially measuring physical quantities such as the temperature and flow rate of the heat, and the amount of change with time. It is calculated | required by calculating as cold-heat recycling amount 12c. The amount of heat by which the heat converted from the cold energy of the heat storage device 1a moves to the heat storage device 1b is recognized.

  On the other hand, by passing through the thermoelectric elements 4a and 4b serving as heat input means and heat output means, a part of the warm heat stored in the heat storage device 1b becomes cold. And the cold energy converted from the warm heat of the said heat storage apparatus 1b moves to the said heat storage apparatus 1a, and the cold storage amount of the cold stored in the said heat storage apparatus 1a increases. Here, in the case where the cold energy converted from the heat of the heat storage device 1b moves to the heat storage device 1a, the amount of heat to be moved is measured by sequentially measuring physical quantities such as the temperature and flow rate of the heat, and the amount of change with time is heat recycled. It is obtained by calculating as a quantity 12d. That is, it is possible to recognize the amount of heat that the cold converted from the heat of the heat storage device 1b moves to the heat storage device 1a.

  Next, a thermoelectric conversion part such as a thermoelectric element is attached to the heat storage device 1a, 1b, and electric energy is applied to the thermoelectric conversion part, thereby storing it in a cold storage material or heat storage material provided in the heat storage device 1a, 1b. The amount of cold energy stored and the amount of warm energy stored can be increased.

  As a power generation device that generates electric energy, one using wind power or one using sunlight is known. Among them, a solar power generator 8 using a solar cell or the like is known as one using sunlight. ing. The solar power generator 8 converts sunlight into electrical energy, and a part of the electrical energy is stored in the power storage device 9. A part of the electric energy generated by the solar power generator 8 is stored in the thermoelectric element 4c. Therefore, the temperature of the cold or warm heat stored in the heat storage devices 1a and 1b changes, and the amount of heat stored in the heat storage device 1a and the heat storage device 1b increases. The solar power generator quantity 15 indicating the electric energy generated by the solar power generator 8 is obtained by successively measuring physical quantities such as current and voltage and calculating the change with time. That is, the amount of electric energy generated by the solar power generator 8 is recognized.

  Part or all of the electrical energy generated by the solar power generator 8 is stored in the power storage device 9. At this time, the energy storage energy amount 16 indicating the electric energy supplied from the solar power generator 8 to the power storage device 9 is obtained by sequentially measuring physical quantities such as current and voltage and calculating the amount of change with time. That is, the amount of electrical energy when the electrical energy generated by the solar power generator 8 is stored in the power storage device 9 is recognized.

  Part of the electric energy generated by the solar power generator 8 is also applied to the thermoelectric elements 4a and 4b. At that time, the power supply amount display unit 17a indicating the electric energy supplied from the solar power generator 8 to the thermoelectric elements 4a and 4b sequentially measures physical quantities such as current and voltage, and calculates the amount of change with time. Desired. That is, it is possible to recognize the amount of electric energy when the electric energy generated by the solar power generator 8 is energized to the thermoelectric elements 4a and 4b.

  The thermoelectric elements 4a and 4b generate electric power by generating Seebeck effect by applying warm or cold heat to the elements. Further, the thermoelectric element 4c generates electric power due to the Seebeck effect due to the temperature difference between the cold storage heat and the heat storage. A part or all of the electric energy generated by the power generation of the thermoelectric elements 4 a and 4 b and the electric energy generated by the power generation of the thermoelectric element 4 c are stored in the power storage device 9.

  The electrical energy supplied from the thermoelectric elements 4a, 4b, 4c to the power storage device 9 can be obtained by measuring physical quantities such as voltage and current. More specifically, the thermoelectric generation amounts 18a, 18b, and 18c indicating the electric energy transmitted from the thermoelectric elements 4a, 4b, and 4c to the power storage device 9 are measured by sequentially measuring physical quantities such as current and voltage. It is obtained by calculating the amount of change with respect to time. That is, it is possible to recognize the electric energy generated when the electric energy generated in the thermoelectric elements 4a, 4b, and 4c is stored in the power storage device 9.

  The thermoelectric elements 4a, 4b, 4c generate electric energy by causing a temperature difference in the elements. Here, the thermoelectric power generation part electric quantities 11a, 11b, and 11c indicating the electric energy generated by the thermoelectric elements 4a, 4b, and 4c sequentially measure physical quantities such as current and voltage, and calculate the amount of change of each physical quantity with respect to time. Is required. The amount of electric energy generated by causing a temperature difference in the element is recognized.

  The amount of stored energy that is electrical energy stored in the power storage device 9 is obtained by sequentially measuring physical quantities such as current and voltage in the power storage device 9 and calculating the amount of change of each physical amount with respect to time. Further, the amount of electrical energy supplied from the power storage device 9 to the thermoelectric element 4c can be obtained as the power supply amount display unit 17b. The power supply amount is obtained by sequentially measuring physical quantities such as current and voltage between the power storage device 9 and the thermoelectric element 4c and calculating a change amount with respect to time. That is, the amount of stored energy stored in the power storage device 9 and the amount of electrical energy flowing from the power storage device 9 into the heat storage devices 1a and 1b are recognized.

  FIG. 2 calculates thermal energy and electrical energy based on environmental information, thermal energy information, and electrical energy information, and notifies the calculation results, and also uses these calculation results to calculate the amount of heat recycled and the amount of heat and light generated. The block diagram which controls is described. The notification means includes an acoustic means, a visual display, and an electric signal. In the following example, the calculation result display by visual display will be described.

  The environmental information includes information such as the outside temperature and the amount of solar radiation, and such information is obtained by measuring physical quantities such as the temperature and the amount of solar radiation with a thermocouple, a solar radiation meter, and the like. Further, the heat energy information includes cold / hot heat collection / accumulation / consumption information, and the information is obtained by measuring physical quantities such as temperature and flow rate with a thermocouple, a mass flow meter, and the like. Furthermore, the electrical energy information includes electricity collection / accumulation / consumption information, which is obtained by measuring physical quantities such as voltage and current with a voltmeter, ammeter, and the like.

  In step S21, environmental information, thermal energy information, and electrical energy information are input in the arithmetic unit. And based on each input information, the amount of thermal energy and the amount of electrical energy are calculated. Next, in step S22, the calculated heat energy amount and electric energy amount are displayed on each display unit. Along with the result calculated in step S21, a control signal is sent from the calculation device to the control device in step S23, and the heat generating member, the heat utilization member, the power generation member, and the electricity utilization member are controlled. Therefore, the calculated heat energy amount and electric energy amount can be recognized.

  FIG. 3 and FIG. 4 show flowcharts for reading environment information, heat energy information, and electric energy information and displaying the heat energy amount and the electric energy amount. In step S31, the measured environment information, thermal energy information, and electrical energy information are read into a computing device. Then, based on the information read in step S31, the heat energy amount and the electric energy amount are calculated in the arithmetic device in step S32. Next, in step S33, the presence or absence of the amount of electric energy generated by the solar power generator 8 is determined.

  When it is determined that electric energy is generated by the solar power generator 8, it is determined in the next step S34 whether or not there is a need for heat conversion between cold heat and hot heat between the heat storage devices 1a and 1b. The necessity of heat conversion between cold heat and warm heat is determined by measuring the heat storage amount and the cold storage amount in the heat storage devices 1a and 1b. Specifically, the temperatures of the cold storage material provided in the heat storage device 1a and the heat storage material provided in the heat storage device 1b are measured, and based on the temperatures of the heat storage material and the cold storage material. Thus, the amount of heat stored in the heat storage device 1a and the amount of cold stored in the heat storage device 1b are obtained, and the heat conversion between the heat storage devices 1a and 1b based on the amount of heat storage and the amount of cold storage It is determined whether or not there is a necessity.

  As a result, if it is determined that there is a need for heat conversion, if there is surplus heat on the heat storage device 1a side and the heat storage amount on the heat storage device 1b side is insufficient in the next step S35, the heat storage device 1a to the thermoelectric element 4a The heat is sent to and converted into electric energy, and the electric energy is added to the thermoelectric element 4b, converted into heat energy, and stored in the heat storage device 1b. On the other hand, when there is surplus heat on the heat storage device 1b side and the amount of cold storage heat on the heat storage device 1a side is insufficient, heat is sent from the heat storage device 1b to the thermoelectric element 4b to be converted into electric energy, and the electric energy is transferred to the thermoelectric element 4a. It is added to be converted into heat energy and stored in the heat storage device 1a. Thereby, the cold and warm heat stored are converted into heat. Regardless of the presence or absence of thermal conversion in step S34, it is determined in step S36 whether or not electric energy is generated (thermoelectric generation) caused by causing a temperature difference in the thermoelectric elements 4a, 4b, and 4c. Specifically, the amount of energy stored in the power storage device 9 is measured by power measurement, and the surplus amount of power stored in the power storage device 9 is determined based on the measured value.

  Moreover, the presence or absence of generation of electric energy (thermoelectric generation) in step S36 is performed by measuring the temperatures of the cold storage material provided in the heat storage device 1a and the heat storage material provided in the heat storage device 1b. Based on this measured value, the heat storage amount stored in the heat storage device 1a and the cold storage amount stored in the heat storage device 1b are obtained, and the necessity of heat conversion between cold heat and hot heat between the heat storage devices 1a, 1b is obtained. Presence or absence is determined. When it is determined that there is a need for heat conversion between cold and hot, the electrical energy supplied from the power storage device 9 to the thermoelectric elements 4a and 4b is measured.

  Then, the electrical energy supplied to the thermoelectric elements 4a and 4b and the surplus amount of power stored in the power storage device 9 are examined. Thermoelectric generation is performed by 4a and 4b, and electric energy is generated. Moreover, irrespective of the presence or absence of the thermoelectric generation in step S36, the magnitude | size of the electric energy amount produced | generated by the solar power generator 8 and the electric energy amount used is determined in step S38. As a result, when the amount of electric energy generated by the solar power generator 8 is larger than the amount of electric energy used, the electric energy is surplus, so that the electric energy is stored in the power storage device 9 in step S39. Is done. Further, when the amount of electric energy generated by the solar power generator 8 is smaller than the amount of electric energy used, the electric energy is not stored.

  FIG. 4 shows a flow related to generation of electric energy when it is determined in step S33 that electric energy generated by the solar power generator 8 is not generated. If the electric energy generated by the solar power generator 8 is not generated in step S33, it is determined in step S41 whether there is a surplus in the heat storage amount and the cold storage amount in the heat storage devices 1a and 1b or whether there is a surplus. When it is determined that there is a surplus in the amount of stored heat or the amount of stored cold, thermoelectric power generation is performed by the thermoelectric elements 4a, 4b, 4c in step S42, and electric energy is generated.

  After thermoelectric power generation is performed in step S42, it is determined in step S43 whether or not the hot and cold stored in the heat storage devices 1a and 1b are converted to each other. When it is determined that the heat or cold stored in the heat storage devices 1a and 1b is converted into heat, the heat conversion between the heat and cold stored in the heat storage devices 1a and 1b is performed in step S44.

  In step S35, after the cold and warm heat stored in the heat storage devices 1a and 1b are thermally converted, in step S37, after thermoelectric generation by the thermoelectric elements 4a, 4b, and 4c, or in step S39, After power is stored in power storage device 9, or after it is determined in step S38 that power storage to power storage device 9 is unnecessary, or in step S41, it is determined that there is no surplus heat accumulation amount in heat storage devices 1a and 1b. Then, after it is determined in step S43 that heat conversion by the thermoelectric elements 4a, 4b, and 4c is unnecessary, in step S44, after heat conversion by the thermoelectric elements 4a, 4b, and 4c is performed, in step S310. Each calculated electric energy amount and each calculated heat energy amount are displayed on the display unit, or Is transmitted by the sound means, the control flow is ended.

  In step S310, the amount of electrical energy or the amount of heat energy in each part of the heat storage device is displayed or transmitted. Specifically, each situation of step S35, step S37, step S39, step S42, and step S44 is announced in real time.

  As the state of step S35, the cold heat recycling amount 12c and the thermal recycling amount 12d indicating the hot and cold converted by the heat storage devices 1a and 1b are detected and displayed on the indicator. The notification means including the display on the detection means and the indicator corresponds to the heat conversion notification means. In addition, a heat recycle power supply amount indicating the energization amount from the power storage device 9 to the thermoelectric element 4c and a heat recycle power supply amount indicating the energization amount from the solar power generator 8 to the thermoelectric element 4c are detected and displayed on the indicator. Has been. The notification means including the display on the detection means and the indicator corresponds to any one of the energization notification means.

  As the situation in step S37, thermoelectric generation site electricity quantities 11a, 11b, and 11c indicating the electric energy generated in the thermoelectric elements 4a, 4b, and 4c are displayed on the indicator as any one of the energization notification means. Further, the electric energy generated in the thermoelectric elements 4a, 4b, 4c is transmitted to the heat storage devices 1a, 1b, and the thermoelectric generation amounts 18d, 18e indicating the amount of energy transmitted at that time are any one of the energization notification means. Is displayed on the indicator.

  As the situation of step S39, the amount of stored energy stored in the power storage device 9 is displayed on the indicator as one of the means for notifying the amount of stored power. Also, the electrical energy generated by the solar power generator 8 is transmitted to the power storage device 9, and the stored power supply energy amount 16 indicating the transmitted electrical energy amount is displayed on the indicator as one of the stored power amount notification means. ing. Furthermore, the electric energy generated by the thermoelectric elements 4a, 4b, 4c is transmitted to the power storage device 9, and the thermoelectric generation amounts 18a, 18b, 18c corresponding to the transmitted electric energy amount are any one of the storage amount notification means. Is displayed on the indicator.

  As the situation of step S42, when the electric energy by the solar power generator 8 is not generated, the cold recycle amount 12c and the heat recycle amount 12d indicating the heat and cold converted by the heat storage devices 1a and 1b are heat. It is displayed on the indicator as one of the exchange notification means. Further, a heat recycle power supply amount corresponding to the amount of electric energy supplied from the power storage device 9 to the thermoelectric element 4c, and a heat recycle power corresponding to the amount of electric energy supplied from the solar power generator 8 to the thermoelectric element 4c. The supply amount is displayed on the indicator as any one of the storage amount notification means.

  As the situation in step S44, the thermoelectric generation site electricity quantities 11a, 11b, and 11c corresponding to the electrical energy quantity generated in the thermoelectric elements 4a, 4b, and 4c are displayed on the indicator as any one of the storage amount notification means. ing. In addition, the electric energy generated in the thermoelectric elements 4a, 4b, 4c is transmitted to the heat storage devices 1a, 1b, and the thermoelectric generation amounts 18a, 18b, 18c corresponding to the transmitted energy amount are any of the storage amount notification means. It is displayed on the indicator as one means.

  Some of the measured heat energy amount and electric energy amount are notified regardless of “YES” or “NO” in the flowchart. Specifically, the cold storage amount 2a and the heat storage amount 2b are displayed on the indicator as any one of the stored heat amount notification means. Further, the member thermal recovery amount 14, the cold recovery amount 7a, and the thermal recovery amount 7b are displayed on the indicator as any one of the heat inflow notification units. Further, the cold heat utilization amount 13a and the heat utilization amount 13b are displayed on the indicator as any one of the heat outflow notification means. Further, the amount of electric energy by the solar power generator 8 and the energy supply amounts 10a and 10b are displayed on the indicator as any one of the storage amount notification means.

  Here, the display by the indicator may display the adjacent display units continuously, or may display a part of one display unit continuously. More specifically, there are those in which a plurality of display units are continuously arranged so that they are sequentially turned on or turned off in accordance with a change in the amount of thermal energy and a change in the amount of electrical energy. In addition, the display accompanying the change in the amount of heat energy and the amount of electrical energy may change the length of the bar in one display unit, or change the display to a circle or semicircle, or change the color. can give. In addition, the voice notification may be an acoustic method that increases or decreases the sound or changes the pitch of the sound as the thermal energy amount or the electrical energy amount changes. The notification by vibration includes one in which the magnitude and period of the vibration are continuously changed by a change in the amount of thermal energy and a change in the amount of electrical energy.

  In FIG. 5, each of the optimizations is made when driving (hereinafter referred to as an ECO drive) in which control is performed to improve fuel efficiency based on driving information, environmental information, navigation information, infrastructure information, heat energy information, and electric energy information. A block diagram for predicting the control amount by calculation and notifying the information is shown. In FIG. 5, display on the display panel is described as an example of notification.

  The travel information includes information such as the moving speed of the driving device such as the vehicle speed and shift. The vehicle speed information is measured by a measuring device such as a speedometer, and the shift is measured by providing a sensor around the gear. The environmental information includes information such as the outside air temperature and the amount of solar radiation, and the information is measured by a measuring device such as a thermocouple or a solar radiation meter. The navigation information includes road gradients, shapes, and the like, and is detected in correspondence with position information measured by a GPS (Global Positioning System) or the like. Further, the infrastructure information includes information such as traffic jam information, signal information, legal vehicle speed, and the like, which are measured by a GPS (Global Positioning System) or the like. Further, the heat energy information includes cold / hot heat collection / accumulation / consumption information, and the information is obtained by measuring physical quantities such as temperature and flow rate with a thermocouple, a mass flow meter, and the like. The electrical energy information includes electricity collection / storage / consumption information, and the information is obtained by measuring physical quantities such as voltage and current with a voltmeter, an ammeter and the like.

  In step S51, based on the travel information, environment information, navigation information, infrastructure information, thermal energy information, and electrical energy information, the predicted value of the thermal energy and electrical energy and the optimal thermal energy increase / decrease in the ECO drive and the optimal value in the ECO drive. A predicted value of increase / decrease in electrical energy is calculated. Then, the calculated predicted value of the increase / decrease in thermal energy and the predicted value of increase / decrease in electrical energy in the calculated ECO drive are displayed on the display panel in step S52. Further, the heating member, the heat utilization member, the power generation member, and the electricity utilization member are controlled in step S53 according to the calculation result.

  In FIG. 6, as an example of these displays, increase / decrease in thermal energy such as increase / decrease in the amount of heat storage and cold storage in the heat storage devices 1 a and 1 b or increase / decrease in electric energy such as increase / decrease in the amount of electricity stored in the power storage device 9 are displayed. Injigeta is written. In this indicator, the current heat storage amount or cold storage amount in the heat storage device, or the power storage amount in the power storage device is displayed, and the current heat storage amount increase or decrease in the heat storage device predicted in the ECO drive, or the cold storage amount increase or decrease Or, an increase or decrease in the amount of power stored in the power storage device is displayed. At this time, the heat storage and cold storage indicators may be provided separately, and even if the display location moves with time as shown in FIGS. 6a and 6b, the display size is as shown in FIG. 6c. It may be a form that changes with the above. Furthermore, examples of the energy amount displayed in this embodiment include a heat energy amount and an electric energy amount, a predicted value of increase / decrease of optimum thermal energy in the ECO drive, and a predicted value of increase / decrease of electric energy.

  FIG. 7 reads travel information, environmental information, navigation information, infrastructure information, heat energy information, and electrical energy information, and predicts the optimum increase / decrease in heat energy, electrical energy, and ECO drive based on the read information. A flowchart of obtaining values and predicted values for the optimum increase / decrease in electrical energy in the ECO drive and displaying these values is shown.

  In step S71, travel information, environmental information, navigation information, infrastructure information, thermal energy information, and electrical energy information are read. Based on the read information, in step S72, a predicted value of increase / decrease in thermal energy, electrical energy, and optimum thermal energy in the ECO drive and a predicted value of increase / decrease in electrical energy are calculated. In step S73, the optimum predicted value of increase / decrease in thermal energy and the predicted value of increase / decrease in electric energy in the ECO drive are displayed on the indicator.

  The optimum predicted value of the increase / decrease in thermal energy and the predicted value of increase / decrease in electric energy during the ECO drive predicted in step S72 are obtained from a determination map obtained by experiment. FIG. 8 shows a determination map indicating the predicted value of the optimum amount of accumulated cold energy based on the outside air temperature and the amount of solar radiation. As the outside air temperature increases and the amount of solar radiation increases, the amount of cooling used is predicted to increase. Therefore, in the determination map shown in FIG. 8, the outside air temperature increases and the amount of solar radiation increases. Accordingly, it is determined that more cold energy is stored in the heat storage device.

  Further, FIG. 9 shows a determination map indicating a predicted value of the optimum heat energy accumulation amount based on the outside air temperature and the amount of solar radiation. Since it is predicted that the amount of heating used will increase when the outside air temperature decreases and the amount of solar radiation decreases, the outside temperature decreases or the amount of solar radiation decreases in the determination map shown in FIG. Accordingly, it is determined that more heat energy is stored in the heat storage device.

  FIG. 10 is a diagram for predicting each optimum control amount when performing ECO driving based on travel information, environmental information, navigation information, infrastructure information, thermal energy information, electrical energy information, and control mode selection information. A block diagram for displaying and controlling each control device is shown. The travel information includes information such as the moving speed of the driving device including the vehicle speed, and information such as a shift. The information on the moving speed of the driving device is a measuring device such as a speedometer. Measured.

  The environmental information includes information such as the outside air temperature and the amount of solar radiation, and the information is measured by a measuring device such as a thermocouple or a solar radiation meter. The navigation information includes road gradient, shape, etc., and is measured by GPS or the like. Further, the infrastructure information includes information such as traffic jam information, signal information, legal vehicle speed, etc., and these information are measured by GPS or the like. Furthermore, the heat energy information includes collection / accumulation / consumption information of cold / heat, and the information is measured by a measuring device such as a thermocouple or a mass flow meter. In addition, the electrical energy information includes electricity collection / storage / consumption information, which is obtained by measuring voltage, current, and the like. The control mode selection information is control mode information for controlling the fuel consumption of a drive device such as a vehicle, and is obtained from an input signal from a switch or the like.

  In step S101, based on the travel information, environment information, navigation information, infrastructure information, thermal energy information, electrical energy information, and control mode selection information, the thermal energy amount, the electrical energy amount, and the optimum thermal energy increase / decrease in each control mode The predicted value and the predicted value of increase / decrease in electrical energy are calculated. Then, the calculated heat energy amount, electric energy amount, predicted value of increase / decrease of the optimum heat energy amount in each control mode, and predicted value of increase / decrease of the electric energy amount are displayed on the display panel in step S102. Further, the heating member, the heat utilization member, the power generation member, and the electricity utilization member are controlled in step S103 according to the calculation result.

  FIG. 11 shows switches for switching between the control selection modes. Each control selection mode includes a power mode, a normal mode, an ECO mode, and an auto mode in which the drive device automatically controls. The power mode is a control mode for driving a driving device such as a vehicle at high speed. The ECO mode is a control mode that places importance on the fuel consumption of a drive device such as a vehicle. Furthermore, the normal mode is a mode that takes into account the balance between the speed of the drive device and fuel consumption. The auto mode is a mode for controlling the speed and fuel consumption of the drive device based on various information such as travel information.

  FIG. 11A shows a switch in which buttons are arranged in parallel to switch between a power mode, a normal mode, an ECO mode, and an auto mode. By pressing or pulling one of these switches, one of the power mode, normal mode, ECO mode, and auto mode is selected, and the amount of thermal energy and the amount of electrical energy are set based on the selected mode. is expected.

  FIG. 11B shows buttons for switching between the power mode, the normal mode, the ECO mode, and the auto mode. By pressing any one of these switches, one of the power mode, normal mode, ECO mode, and auto mode is selected, and the amount of heat energy and the amount of electrical energy are predicted based on the selected mode. .

  FIG. 11C shows a rotary button switch for switching between a power mode, a normal mode, an ECO mode, and an auto mode. By rotating these switches, any one of the power mode, the normal mode, the ECO mode, and the auto mode is selected, and the heat energy amount and the electric energy amount are predicted based on the selected mode.

  FIG. 11 (d) shows a format in which the power mode, the normal mode, the ECO mode, and the auto mode are interlocked with the shift lever. By selecting these switches, any one of the power mode, the normal mode, the ECO mode, and the auto mode is selected, and the heat energy amount and the electric energy amount are predicted based on the selected mode.

  In FIG. 12, driving information, environmental information, navigation information, infrastructure information, thermal energy information, electrical energy information, and control mode selection information are read, and based on the read information, the amount of thermal energy, the amount of electrical energy, and each control mode A flowchart for obtaining a predicted value for an optimal increase / decrease in the amount of thermal energy and a predicted value for an optimal increase / decrease in the electrical energy amount in each control mode and displaying these values is shown.

  In step S121, traveling information, environmental information, navigation information, infrastructure information, thermal energy information, electrical energy information, and control mode selection information are read. Based on the read control mode selection information, a prediction coefficient based on each control mode is set from step S123 to step S126. The prediction coefficient is set as α in the power mode, β in the normal mode, γ in the ECO mode, and δ in the auto mode. Then, in step S127, each control mode is reflected by reflecting the prediction coefficients α, β, γ, and δ in the optimum amount of accumulated cold energy and the optimum amount of accumulated heat energy obtained from the maps shown in FIGS. It is possible to obtain a predicted value of increase / decrease in the optimum amount of thermal energy and a predicted value of increase / decrease in the electric energy amount. And the predicted value of the increase / decrease in the predicted heat energy amount and the predicted value of the increase / decrease in the electric energy amount are displayed on the indicator.

It is a figure which shows typically distribution | circulation of the thermal energy and transmission of an electrical energy which concern on this invention. It is a block diagram which shows typically the display form and control form which concern on this invention. FIG. 3 is a diagram showing a part of a flowchart for explaining a display method shown in FIG. 2. FIG. 3 is a diagram showing a part of a flowchart for explaining a display method shown in FIG. 2. It is a figure which shows the other block diagram which shows typically the display method and control method which concern on this invention. It is the figure which showed typically the indicator which displays the increase / decrease in a thermal energy amount, or the increase / decrease in an electrical energy amount. It is a flowchart for demonstrating the display form shown by FIG. It is a figure which shows an example of the map used in order to estimate the increase / decrease in a thermal energy amount, or the increase / decrease in an electrical energy amount. It is a figure which shows an example of the map used in order to estimate the increase / decrease in a thermal energy amount, or the increase / decrease in an electrical energy amount. It is another block diagram which shows typically the display method and control method which concern on this invention. It is the figure which showed typically the switch for selecting each control mode. It is a flowchart for demonstrating the display form shown by FIG.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1a, 1b ... Thermal storage apparatus, 2a ... Cold storage amount, 2b ... Thermal storage amount, 3a ... Refrigeration cycle cold-heat generator, 3b ... Refrigeration cycle warm-heat generator, 4a, 4b, 4c ... Thermoelectric element, 5a ... Cold utilization site | part, 5b ... Heat utilization site, 6 ... High temperature member, 7a ... Cold recovery amount, 7b ... Thermal recovery amount, 8 ... Solar power generator, 9 ... Power storage device, 10a, 10b ... Energy supply amount, 11a, 11b, 11c ... Heat Electricity generation site 12a, 12c ... Cryogenic recycle amount, 12b, 12d, 12e ... Heat recycle amount, 13a ... Cool heat use amount, 13b ... Heat use amount, 14 ... Member heat recovery amount, 15 ... Solar power generation amount, 16 Power storage supply energy amount 17a, 17b Power supply amount display unit 18a, 18b, 18c, 18d, 18e Thermal power generation amount.

Claims (8)

In a heat storage device that can store hot or cold and take out the stored hot or cold,
A heat storage amount notification means for detecting the amount of stored heat or cold and notifying the outside, a heat outflow notification means for detecting the amount of heat or cold taken out and notifying the outside, and an external supply A heat storage device comprising heat inflow notification means for detecting the amount of heat or cold stored and notifying the outside.   The heat storage device has a heat storage unit that stores heat and a cold storage unit that stores cold, and detects the amount of heat or the amount of heat that is thermally converted between the heat storage unit and the cold storage unit to the outside. The heat storage device according to claim 1, further comprising a heat exchange notification means for notifying.   The contents of notification to the outside in each of the heat storage amount notification means, the heat outflow notification means, and the heat inflow notification means are either an optical method that can be recognized visually, an acoustic method that can be recognized visually, or an electrical signal. The heat storage device according to claim 1, further comprising an output unit for outputting.   It further comprises heat output means for taking out the stored hot or cold heat into electric energy, and the heat outflow notification means includes means for notifying the amount of heat converted into electric energy by the heat output means to the outside. The heat storage device according to any one of claims 1 to 3.   The apparatus further comprises heat input means for converting electric energy into heat or cold and inputting the heat, and the heat input notification means includes means for notifying the outside of the amount of heat converted from electric energy to heat energy by the heat input means. The heat storage device according to claim 1, wherein the heat storage device is a heat storage device.   Heat is exchanged between the thermal heat storage unit and the cold heat storage unit by adding electrical energy to the heat input means, and the electrical energy includes electrical energy stored in a power storage device, and the power storage device The heat storage device according to any one of claims 1 to 5, further comprising a storage amount notification means for detecting the storage amount stored in the storage and notifying the outside.   At least one of the heat storage amount notification means, the heat outflow notification means, the heat inflow notification means, and the heat exchange notification means, which is mounted on a vehicle, is configured to detect whether the vehicle is in a predicted traveling environment. 7. The method according to claim 1, further comprising means for predicting a generation amount or a consumption amount or a heat storage increase / decrease amount that is a difference between the generation amount and the consumption amount, and notifying the prediction content to the outside as a notification content. A heat storage device according to any one of the above.   The power storage amount notification means mounted on the vehicle predicts the amount of electrical energy stored in the power storage device in the predicted driving environment of the vehicle or the power storage increase / decrease amount that is the difference between the generated amount and the consumption amount. The heat storage device according to claim 6 or 7, further comprising means for notifying the prediction content to the outside as notification content.

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