Disclosed herein is a supplemental heating system including a liquid heat generator having a hydrodynamic chamber for selectively heating a fluid. The hydrodynamic chamber having an inlet port for delivering the fluid to the hydrodynamic chamber, and a discharge port for removing heated fluid from t
Disclosed herein is a supplemental heating system including a liquid heat generator having a hydrodynamic chamber for selectively heating a fluid. The hydrodynamic chamber having an inlet port for delivering the fluid to the hydrodynamic chamber, and a discharge port for removing heated fluid from the hydrodynamic chamber. The inlet port is fluidly connected to a first check valve and the discharge port is fluidly connected to a second check valve. The first check valve adapted to receive an input from the second check valve. The first check valve operable to close the fluid path between the first check valve and the inlet port in response to an input received from the second check valve.
대표청구항▼
1. A heating apparatus connectable to an engine cooling system of a vehicle, the cooling system including a cooling fluid circulating within the cooling system and a heat exchanger for transferring heat from the cooling fluid to an airstream for heating a passenger compartment of the vehicle, the he
1. A heating apparatus connectable to an engine cooling system of a vehicle, the cooling system including a cooling fluid circulating within the cooling system and a heat exchanger for transferring heat from the cooling fluid to an airstream for heating a passenger compartment of the vehicle, the heating apparatus comprising: a liquid heat generator having a hydrodynamic chamber operable for selectively heating the cooling fluid present within the hydrodynamic chamber when the heating apparatus is connected to the cooling system, the hydrodynamic chamber having an inlet port and a discharge port;a first valve including an inlet port fluidly connectible to an exit port of the heat exchanger, a first discharge port fluidly connected to the inlet port of the hydrodynamic chamber and second discharge port fluidly connectable to the engine cooling system, the first valve operable for selectively adjusting a fluid path between the first valve and the inlet port of the hydrodynamic chamber; anda second valve having a first inlet port fluidly connected to the discharge port of the hydrodynamic chamber, a second inlet port fluidly connectable to the engine cooling system and a discharge port fluidly connectable to an inlet port of the heat exchanger, the second valve operably connected to the first valve, wherein the first valve adjusts the fluid path between the first valve and the inlet port of the hydrodynamic chamber in response to an input received from the second valve, and wherein the first valve is adjustable to fluidly connect the inlet port of the first valve to the second discharge port of the first valve in response to adjusting the second valve to fluidly connect the second inlet port of the second valve to the outlet port of the second valve. 2. The heating apparatus of claim 1 , wherein the first valve is adjustable to fluidly connect the inlet port of the first valve to the first discharge port of the first valve in response to adjusting the second valve to fluidly connect the first inlet port of the second valve to the outlet port of the second valve. 3. The heating apparatus of claim 1 , wherein the second valve fluidly connects the first inlet port of the second valve to the outlet port of the second valve when the hydrodynamic chamber is operating. 4. The heating apparatus of claim 1 , wherein the second valve fluidly connects the second inlet port of the second valve to the outlet port of the second valve when the hydrodynamic chamber is not operating. 5. The heating apparatus of claim 1 , wherein the first valve fluidly connects the inlet port of the first valve to the first outlet port of the first valve when the hydrodynamic chamber is operating. 6. The heating apparatus of claim 1 , wherein the first valve fluidly connects the inlet port of the first valve to the second outlet port of the first valve when the hydrodynamic chamber is not operating. 7. A heating apparatus connectable to an engine cooling system of a vehicle, the cooling system including a cooling fluid circulating within the cooling system and a heat exchanger for transferring heat from the cooling fluid to an airstream for heating a passenger compartment of the vehicle, the heating apparatus comprising: a liquid heat generator having a hydrodynamic chamber operable for selectively heating the cooling fluid present within the hydrodynamic chamber when the heating apparatus is connected to the cooling system, the hydrodynamic chamber having an inlet port and a discharge port;a first valve having a first discharge port fluidly connected to the inlet port of the hydrodynamic chamber, the first valve operable for selectively adjusting a fluid path between the first valve and the inlet port of the hydrodynamic chamber, the first valve including an inlet port fluidly connectible to an exit -port of the heat exchanger and a second discharge port fluidly connectable to the engine cooling system;a second valve having a first inlet port fluidly connected to the discharge port of the hydrodynamic chamber, the second valve operably connected to the first valve, wherein the first valve adjusts the fluid path between the first valve and the inlet port of the hydrodynamic chamber in response to an input received from the second valve, the second valve including a second inlet port fluidly connectable to the engine cooling system and a discharge port fluidly connectable to an inlet port of the heat exchanger; anda third valve having an inlet passage fluidly connected to the inlet port of the first valve, and an outlet passage fluidly connected to the second outlet port of the first valve. 8. The heating apparatus of claim 7, wherein the third valve is operable to selectively connect the inlet port of the first valve fluidly to the second outlet port of the first valve when the hydrodynamic chamber is operating. 9. The heating apparatus of claim 1, wherein the first and second valves operate in unison. 10. The heating apparatus of claim 1, wherein operation of one of the first valve and the second valve is controlled by the remaining valve. 11. The heating apparatus of claim 10, wherein the first valve comprises a first valve flap and the second valve comprises a second valve flap, the heating apparatus further comprising an actuating link operably connecting the first valve flap to the second valve flap. 12. The heating apparatus of claim 11, wherein the second valve flap is moveable between a first position, in which the second valve flap substantially blocks a fluid path between the first inlet port of the second valve and the of the second valve, and a second position, in which the second valve flap substantially blocks a fluid path between the second inlet port of the second valve and the discharge port of the second valve. 13. The heating apparatus of claim 12, wherein a flow path between the inlet port of the first valve and the second discharge port of the first valve is substantially blocked when the second valve flap is positioned in its second position. 14. The heating apparatus of claim 11, wherein the actuating link comprises a shaft rotatable about a longitudinal axis of the shaft, wherein the first and second valve flaps are fixedly attached to the shaft for concurrent rotation therewith. 15. The heating apparatus of claim 11, wherein the first valve flap is selectively moveable between a first position, in which the first valve flap substantially blocks a fluid path between the inlet port of the first valve and the first discharge port of the first valve, and a second position, in which a fluid path between the inlet port of the first valve and the first discharge port of the first valve is substantially unimpeded by the first valve flap. 16. The heating apparatus of claim 10, wherein the inlet port of the first valve is fluidly connected to the first discharge passage of the first valve in response to adjusting the second valve to fluidly connect the first inlet port of the second valve to the discharge port of the second valve. 17. The heating apparatus of claim 16, wherein the inlet port the first valve is fluidly connected to the second discharge port of the first valve in response to adjusting the second valve to fluidly connect the second inlet port of the second valve to the discharge port of the second valve. 18. The heating apparatus of claim 10, further comprising of third valve having a valve seat, a valve spindle selectively engageable with the valve seat, and an actuator connected to the valve spindle, the actuator operable for selectively disengaging the valve spindle from the valve seat. 19. A heating system for providing heat to a passenger compartment of a vehicle, the heating system comprising: an engine cooling system including a cooling fluid;a heat exchanger operable for transferring heat from the cooling fluid to an airstream deliverable to the passenger compartment;a liquid heat generator having a hydrodynamic chamber operable for selectively heating the cooling fluid present within the hydrodynamic chamber when the heating apparatus is connected to the cooling system, the hydrodynamic chamber having an inlet port and a discharge port;a first valve having an inlet port fluidly connected to a discharge port of the heat exchanger, a first discharge port fluidly connected to the inlet port of the hydrodynamic chamber and a second discharge port fluidly connected to the engine cooling system, the first valve operable for selectively adjusting a fluid path between the first valve and the inlet port of the hydrodynamic chamber and blocking a fluid flow path between the heat exchanger and the engine cooling system; anda second valve having a discharge port fluidly connected to an inlet port of the heat exchanger and a first inlet port fluidly connected to the discharge port of the hydrodynamic chamber, the second valve operably connected to the first valve and operable for selectively blocking a fluid flow path between the hydrodynamic chamber and the heat exchanger, wherein the first valve adjusts the fluid path between the first valve and the inlet port of the hydrodynamic chamber in response to an input received from the second valve. 20. The heating apparatus of claim 19, further comprising an actuating link operably connecting the first valve to the second valve, wherein movement of one of the two valves produces concurrent movement of the remaining valve. 21. The heating apparatus of claim 20, wherein the second valve further comprises a second inlet port fluidly connected to the engine cooling system. 22. The heating apparatus of claim 21, wherein the first valve is adjustable to open a fluid path between the discharge port of the heat exchanger and the engine cooling system in response to the second valve substantially blocking a fluid path between the discharge port of the hydrodynamic chamber and the inlet port of the heat exchanger. 23. The heating of claim 21, wherein the first valve is adjustable to substantially block a fluid path between the discharge port of the heat exchanger and the engine cooling system in response to the second valve substantially blocking a fluid path between the engine cooling system and the inlet port of the heat exchanger. 24. The heating of claim 19, further comprising: a bleed valve having an inlet passage fluidly connected to the discharge port of the heat exchanger and an outlet passage fluidly connected to the engine cooling system, wherein the bleed valve is operable for selectively establishing a fluid path between the discharge port of the heat exchanger and the engine cooling system. 25. The heating apparatus of claim 24, wherein the bleed valve is operable to selectively establish a fluid path between the discharge port of the heat exchanger and the engine cooling system when the first valve is adjusted to substantially block the fluid path between the discharge port of the heat exchanger and the engine cooling system.
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