EXHAUST HEAT UTILIZATION SYSTEM

• Main Authors: IWAKOKE TSUBASA, ASAUE MINORU, NAKAMURA MUNEHIRO
• Format: Patent
• Language: English; Japanese
• Published: 01.05.2023
• Subjects: BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT EXCHANGE IN GENERAL; HEAT PUMP SYSTEMS; HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; WEAPONS

To provide an exhaust heat utilization system capable of more effectively using exhaust heat.SOLUTION: A chemical heat pump 12 for an exhaust heat utilization system 11 includes: a heat accumulator 21 in which a chemical thermal storage medium HM is accommodated; and a recovery device 31 for recovering steam generated through dehydration reaction of the chemical thermal storage medium HM. The chemical heat pump 12 includes an evaporator 41 supplying steam for hydration reaction with the chemical thermal storage medium HM to the heat accumulator 21. A cooler 13 for the exhaust heat utilization system 11 includes: an energy conversion device 51 for converting thermal energy and electric energy; and an electric storage device 61 electrically connected to the energy conversion device 51. The exhaust heat utilization system 11 includes: a recovery device cooling flow passage L3 for sending a cooling medium from the energy conversion device 51 to the recovery device 31; an external heating path R1 sending heat generated during a heat radiation operation to an external heating target HT; and an internal heating path R2 for sending heat generated during the heat radiation operation to the energy conversion device 51.SELECTED DRAWING: Figure 1 【課題】排熱をより有効に利用することが可能となる排熱利用システムを提供する。【解決手段】排熱利用システム１１のケミカルヒートポンプ１２は、化学蓄熱材ＨＭが収容される蓄熱器２１と、化学蓄熱材ＨＭの脱水反応により生じた水蒸気を回収する回収器３１とを備える。ケミカルヒートポンプ１２は、化学蓄熱材ＨＭと水和反応させる水蒸気を蓄熱器２１に供給する蒸発器４１を備える。排熱利用システム１１の冷却装置１３は、熱エネルギーと電気エネルギーとを変換するエネルギー変換装置５１と、エネルギー変換装置５１に電気的に接続された蓄電装置６１とを備える。排熱利用システム１１は、エネルギー変換装置５１から冷却媒体を回収器３１へ送る回収器冷却用流路Ｌ３と、放熱動作時に発生した熱を外部の加熱対象ＨＴへ送る外部加熱用経路Ｒ１と、放熱動作時に発生した熱をエネルギー変換装置５１へ送る内部加熱用経路Ｒ２とを備える。【選択図】図１