Solar power and other waste heat can be used in the membrane distillation (MD) process, for which is more economical than other seawater and saline water desalination processes.

• 膜蒸馏海水和苦咸水淡化技术可充分利用太阳能、废热和余热等低品位热源，具有成本低、设备简单、操作容易、能耗低等优点，使膜蒸馏技术在诸多海水淡化工程中有一定的竞争力。