NOVELTY - Waste incineration power generation and sea water desalinization system comprises a waste incineration power generation subsystem and desalinization subsystem. The waste incineration power generation subsystem comprises a waste incinerator (1), a waste heat boiler (2), backpressure steam turbine (3) and a generator (4). The waste incinerator is connected with a smoke channel inlet of the waste heat boiler, which is connected with the steam outlet of the waste heat boiler and the backpressure steam turbine. The backpressure steam turbine is connected with the generator via a rotating mechanism.    USE - Used as a waste incineration power generation and sea water desalinization system.    ADVANTAGE - The system improves the waste heat utilization efficiency, is economical, saves fresh water resource, reduces waste heat of waste produced by incineration power plant, and reduces the environment pollution and seawater desalting cost.    DETAILED DESCRIPTION - Waste incineration power generation and sea water desalinization system comprises a waste incineration power generation subsystem and desalinization subsystem. The waste incineration power generation subsystem comprises a waste incinerator (1), a waste heat boiler (2), backpressure steam turbine (3) and a generator (4). The waste incinerator is connected with a smoke channel inlet of the waste heat boiler, which is connected with the steam outlet of the waste heat boiler and the backpressure steam turbine. The backpressure steam turbine is connected with the generator through an internal rotating mechanism. The seawater desalting system comprises a low temperature multi-effect sea water distilling and desalting device, a water pump (9), a concentrated seawater discharge pump and a seawater supplying pump. The low temperature multiple-effect sea water distilling and desalting device is connected with the water supply pump through a feeding port. The low temperature multiple-effect sea water distilling and desalting device is connected with the water pump. The low temperature multiple-effect sea water distilling and desalting device is connected with the concentrated seawater discharge pump. The low temperature multiple desalting product outlet is connected with the desalting water pump effect distillation sea water desalting device is connected with the steam inlet of the low temperature multi-concentrated water discharge port of the desalting seawater by multiple-effective distillation device. The system further comprises a condenser and an evaporator. The outlet of the backpressure steam turbine is divided into two paths respectively connected with the low temperature sea water desalination system multi-steam inlet and a condenser-effect sea water distilling and desalting device. The water supply pump is set with a bypass pipeline, which is connected with the cooling water inlet of the condenser. The water outlet of the condenser is divided into two paths respectively connected with the evaporator of the hot water inlet pipeline. The waste heat boiler is connected with a water inlet pipeline. A steam outlet of the evaporator is connected with the low temperature multi-effect sea water distilling and desalting device of the steam inlet pipeline connected with the discharge port of the evaporator, which is connected with the low temperature multi-concentrated seawater discharge of desalting seawater by multiple-effective distillation device. The low temperature condensed water outlet is connected with the waste-effect sea water distilling and desalting device. The waste heat boiler is connected with the water inlet pipeline.    DESCRIPTION OF DRAWING(S) - The figure shows a schematic representation of the waste incineration power generation and sea water desalinization system.    Waste incinerator (1)    Waste heat boiler (2)    Backpressure steam turbine (3)    Generator (4)    Water pump (9)