US 12,345,267 B2
Mobile pump system with metering pump and method therefor
Robert Dirk Hut, Lemmer (NL)
Assigned to HYTRANS BEHEER B.V., Lemmer (NL)
Appl. No. 17/760,841
Filed by HYTRANS BEHEER B.V., Lemmer (NL)
PCT Filed Sep. 17, 2020, PCT No. PCT/NL2020/050577
§ 371(c)(1), (2) Date Mar. 16, 2022,
PCT Pub. No. WO2021/060976, PCT Pub. Date Apr. 1, 2021.
Claims priority of application No. 2023888 (NL), filed on Sep. 24, 2019.
Prior Publication US 2022/0341430 A1, Oct. 27, 2022
Int. Cl. F04D 13/12 (2006.01); A62C 5/02 (2006.01); A62C 25/00 (2006.01); A62C 27/00 (2006.01); F04B 1/00 (2020.01); F04C 2/00 (2006.01); F04D 13/16 (2006.01); F04D 29/42 (2006.01); F04D 29/60 (2006.01)
CPC F04D 13/12 (2013.01) [A62C 5/02 (2013.01); A62C 25/00 (2013.01); A62C 27/00 (2013.01); F04B 1/00 (2013.01); F04C 2/00 (2013.01); F04D 13/16 (2013.01); F04D 29/42 (2013.01); F04D 29/60 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A mobile pump system for pumping water and/or an extinguishing agent, the mobile pump system comprising:
a frame for housing the mobile pump system;
a container-type housing enclosing the frame, the container-type housing comprising a plurality of walls, the plurality of walls comprising sound insulation for reducing noise emissions from within the housing;
a booster pump arranged in the frame for the purpose of pumping a water flow;
a metering pump arranged in the frame for the purpose of adding an auxiliary agent to the water flow, the metering pump comprising a displaceable metering pump frame and coupling means for connecting the metering pump to a container of the auxiliary agent;
a drive configured to drive the booster pump and the metering pump; and
a controller configured to control the booster pump and the metering pump;
wherein the controller is configured to continuously monitor and control the booster pump and the metering pump to achieve a desired mixing ratio of the auxiliary agent in the water flow;
wherein the coupling means comprise a first connection for a first container and a second connection for a second container;
wherein the first and second connections are provided with separate shut-off valves;
wherein the first container is a container of the auxiliary agent; and
wherein the second container is a container of the auxiliary agent.