| 摘要 |
1292709 Automatic control of temperature ENGELHARD MINERALS & CHEMICALS CORP 17 Sept 1970 [18 Sept 1969] 44533/70 Heading G3R [Also in Division H1] A system employing a fuel cell 44, see Heading H1B, includes a storage tank 40 of ammonia for supplying the hydrogen fuel, the ammonia passing to a cracker 42 and the effluent H 2 -N 2 steam passing to the fuel cell via a purifier 43. The air is supplied via a filter 45 and blower 46 controlled by a motor 47 in response to a temperature sensor 48 situated at the entrance to the active part of the fuel cell and sensing the temperature of the air. The cracker 42 has its heater supplied with electrical energy from the fuel cell through a control device 49 responsive to a temperature sensor 50 in the cracker. |
