Ammonia spraying control system
The invention relates to an ammonia spraying control system which comprises a furnace body, a catalytic reduction reactor, a temperature detection unit, a PLC control unit and an ammonia spraying device. The catalytic reduction reactor is respectively connected with the furnace body and the ammonia...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention relates to an ammonia spraying control system which comprises a furnace body, a catalytic reduction reactor, a temperature detection unit, a PLC control unit and an ammonia spraying device. The catalytic reduction reactor is respectively connected with the furnace body and the ammonia spraying device; the temperature detection unit is arranged in the catalytic reduction reactor; and the temperature detection unit, the PLC control unit and the ammonia spraying device are sequentially connected; the furnace body conveys generated nitric oxide to the catalytic reduction reactor; the ammonia spraying device is used for spraying ammonia gas to the catalytic reduction reactor, the temperature detection unit is used for detecting the temperature of the catalytic reduction reactor, and the PLC control unit is used for controlling the ammonia spraying amount of the ammonia spraying device according to the temperature. According to the invention, the catalytic reduction denitration efficiency of the catal |
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