# US 10,320,010 B2 · Thermal control system for tramcar > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,320,010 B2 - Document ID: US10320010B2 - Status: Granted - Kind: B2 - Application number: 15/359,546 - Filed: 2016-11-22 - Published: 2017-03-16 - Granted: 2019-06-11 - Earliest claimed: 2014-05-26 - Assignees: Crrc Tangshan Co., Ltd. - Applicants: Crrc Tangshan Co., Ltd. - Inventors: Bangcheng Sun; Minggao Li; Ming Li; Lu Han; Bin Liu; Xiaoyan Zang; Qi Li; Qiumin Zhang - Web page: https://patentgrep.com/patent/US10320010B2 ## CPC - H01M 8/04014: Heat exchange using gaseous fluids; Heat exchange by combustion of reactants - B61D 27/0018: {Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating (air-conditioning in general F24F)} - H01M 8/04029: Heat exchange using liquids - H01M 8/04067: {Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins} - H01M 10/625: Vehicles - H01M 10/65: Means for temperature control structurally associated with the cells - H01M 10/6568: characterised by flow circuits, e.g. loops, located externally to the cells or cell casings - B60H 1/00: Heating, cooling or ventilating devices - H01M 2250/20: Fuel cells in motive systems, e.g. vehicle, ship, plane - Y02E 60/10: Energy storage using batteries - Y02E 60/50: Fuel cells - Y02T 30/00: Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance - Y02T 90/40: Application of hydrogen technology to transportation, e.g. using fuel cells - H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY - B61D: BODY DETAILS OR KINDS OF RAILWAY VEHICLES (vehicles in general B60; adaptation of vehicles to special systems B61B; underframes B61F) - B60H: ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES - Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION - Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION ## Abstract Disclosed is a thermal control system for a tramcar. The system includes a roof profile (11) arranged above a compartment roof of the tramcar (10); a fuel cell system (12) and an air-conditioning system (14) arranged above the roof profile (11); and a heat dissipating system (13) arranged above the roof profile (11), where the fuel cell system (12) communicates with the heat dissipating system (13) via a piping (16), and the piping (16) is arranged with a circulating pump (15) for pumping a coolant to the heat dissipating system. The thermal control system solves the problem of low heat dissipating efficiency of a fuel cell in the prior art. ## Claims ### Claim 1 A thermal control system for a tramcar, comprising a roof profile arranged above a compartment roof of the tramcar, and a fuel cell system and an air-conditioning system arranged above the roof profile, the thermal control system further comprising: a heat dissipating system arranged above the roof profile that is connected with the fuel cell system via a piping, the piping being provided with a circulating pump for pumping a coolant to the heat dissipating system, wherein a heat-conducting medium is arranged between the heat dissipating system and the roof profile, to transfer, to the roof profile, heat of the coolant outputted from the fuel cell system; and wherein the roof profile is internally arranged with a hollow air duct that is configured to form convection between the heat of the coolant transferred to the roof profile from the coolant and cold air produced by the air-conditioning system. ### Claim 2 (depends on 1) The system according to claim 1, wherein a through-hole is arranged in the roof profile near the heat dissipating system, and the through-hole is configured to input the cold air produced by the air-conditioning system into the heat dissipating system, creating a heat exchange between the coolant and the cold air. ### Claim 3 (depends on 1) The system according to claim 1, wherein a through-hole is arranged in the roof profile near the heat dissipating system, and the through-hole is configured to input the cold air produced by the air-conditioning system into the heat dissipating system, creating a heat exchange between the coolant and the cold air. ### Claim 4 (depends on 1) The system according to claim 1, wherein a through-hole is arranged in the roof profile near the heat dissipating system, and the through-hole is configured to input the cold air produced by the air-conditioning system into the heat dissipating system, creating a heat exchange between the coolant and the cold air. ### Claim 5 (depends on 1) The system according to claim 1, wherein a vertical hole connected with an air-conditioning duct is arranged in the hollow air duct, wherein the air-conditioning duct is arranged beneath the compartment roof and in a compartment. ### Claim 6 (depends on 1) The system according to claim 1, wherein an outlet of the circulating pump is connected with a three port valve, which is used for connecting the outlet of the circulating pump to the heat dissipating system and a piping leading to the fuel cell system, respectively.