Hydrogen fuel cell power generation and heat supply system for chemical production and control method of hydrogen fuel cell power generation and heat supply system

The invention discloses a hydrogen fuel cell power generation and heat supply system for chemical production and a control method thereof, and relates to the technical field of fuel cell system power generation application, and the hydrogen fuel cell power generation and heat supply system comprises a hydrogen purification device, a hydrogen regulating valve group, a hydrogen fuel cell power generation group and an industrial heat supply device, wherein a first heat exchanger is arranged between the hydrogen fuel cell power generation group and the industrial heat supply device, the chemical production byproduct hydrogen device is connected with the industrial hydrogen device through a hydrogen valve II, the industrial heat supply device is connected with the living heat supply device in parallel, and a second heat exchanger is arranged between the hydrogen fuel cell power generation group and the living heat supply device. A regulating valve II is arranged between the living heat supply device and the second