Waste heat recovery pulp water cooling system

Waste heat recovery pulp water cooling system

  • CN 107,166,413 A
  • Filed: 06/13/2017
  • Published: 09/15/2017
  • Est. Priority Date: 06/13/2017
  • Status: Active Application
First Claim
Patent Images

1. a kind of waste heat recovery pulp water cooling system, including water immersion type scraping board slag conveyor (3), tank (4) and slag storehouse (24), tank(4) underface of the boiler slag well (1) of heat power plant boiler is arranged in, the side wall of tank (4) is provided with overfall (11), waterImmersion submerged slag conveyor (3) is arranged in tank (4), it is characterised in that:

  • The system further comprises that automatic water supplement unit, pulp water cooling unit, waste heat use device (20) and clinker backwash are singleMember;

    The automatic water supplement unit includes the first supply equipment (5);

    The water side of first supply equipment (5) passes through slag well filling pipe(7) it is connected with boiler slag well (1), the water side of the first supply equipment (5) is also connected by tank filling pipe (8) with tank (4);

    The water side of first supply equipment (5) is provided with automatic water compensating valve (6);

    The pulp water cooling unit includes water level meter (10), overflow water filter (12), storage tank (13) and pulp water coolingDevice (17);

    The water level meter (10) is arranged on tank (4);

    The water inlet end and tank of the overflow water filter (12)(4) overfall (11) connection, water side is connected with the water inlet of storage tank (13);

    The delivery port of storage tank (13) passes through circulationWater inlet pipe (18) is connected with the water inlet of the release end of heat of slag water cooler (17), the delivery port of the release end of heat of slag water cooler (17)It is connected by recycling outlet (30) with tank (4);

    Recirculated water automatic valve (16) and pulp water water circulating pump (15) are respectively arranged with the circulation water inlet pipe (18);

    The waste heatUse device (20) passes through heating agent water inlet pipe (22) and heating agent outlet pipe (32) and the heat absorbing end of slag water cooler (17) respectivelyInlet and outlet is connected;

    Heat medium water automatic valve (21) is provided with the heating agent water inlet pipe (22);

    The clinker backwash unit includes backwash water pipe (25) and cesspool (27), one end of the backwash water pipe (25)It is connected with the water side of the second supply equipment (35), the other end is connected with the slag storehouse water filter (34) of slag storehouse (24) side wall;

    InstituteThe bottom for stating slag storehouse (24) is connected by pipe gravity flow pipeline (26) with the water inlet end of cesspool (27), and the water side of cesspool (27) leads toSewage conduct (29) is crossed to be connected with tank (4);

    Sewage pump (28) is provided with sewage conduct (29).

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