1. Flush product stream outlet to blowdown or pumpout system to water free the line and exchanger.

2. Flush the hottest stream inlet blowdown or pumpout system to water free the line and exchanger.

3. Flush the hottest stream outlet blowdown or pumpout system to water free the line and exchanger.

4. Flush the coolest stream inlet blowdown or pumpout system to water free the line and exchanger.

5. Porcelain still have bibulous rate, sit implement still blowdown, water consumption, noise, water seals the performance demand such as the function.

6. Blowdown gross dominates program and program of water pollution processing.

6. try its best to collect and create good sentences.

7. This paper analyses the importance of boiler periodic blowdown and its relation with energy saving.

8. Programmed control system shall be applied to blowdown system to enhance automation level of boiler's operation.

9. Strong falling is to use the wallop of current to achieve blowdown.

10. Unripe variable is opposite outside balanced yield, the influence of balanced blowdown flow rate.

11. The study shows that cyclic steam injection rate, soaking time, flowing bottom hole pressure and blowdown mode are important factors influencing the effectiveness of single well steam stimulation.