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An apparatus may include a heat exchanger and an equalizing vessel for equalizing changes in coolant volume. The heat exchanger may include an inflow for delivering coolant to the heat exchanger and an outflow for discharging coolant from the heat exchanger. The equalizing vessel may be closed off b

An apparatus may include a heat exchanger and an equalizing vessel for equalizing changes in coolant volume. The heat exchanger may include an inflow for delivering coolant to the heat exchanger and an outflow for discharging coolant from the heat exchanger. The equalizing vessel may be closed off by a flexible membrane that follows changes in volume of the coolant. The equalizing vessel may include a first chamber that is in liquid communication with the inflow of the heat exchanger and a second chamber that is in liquid communication with the outflow of the heat exchanger. A filter may also be provided to filter the coolant.

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1. An apparatus for arrangement in a closed cooling circuit, the closed cooling circuit serving to cool at least one electronic component, comprising: a heat exchanger, the heat exchanger including an inflow for delivering a coolant to the heat exchanger andan outflow for discharging the coolant fro

1. An apparatus for arrangement in a closed cooling circuit, the closed cooling circuit serving to cool at least one electronic component, comprising: a heat exchanger, the heat exchanger including an inflow for delivering a coolant to the heat exchanger andan outflow for discharging the coolant from the heat exchanger;an equalizing vessel capable of equalizing changes in coolant volume, the equalizing vessel joined to the heat exchanger to form one module, the equalizing vessel having a first chamber and a second chamber,wherein the first chamber of the equalizing vessel is in liquid communication with the inflow of the heat exchanger and the second chamber of the equalizing vessel is in liquid communication with the outflow of the heat exchanger; anda filter having a first filtering portion and a second filtering portion, the first filtering portion located within the one module, the first filtering portion in liquid communication with the first chamber of the equalizing vessel and the inflow of the heat exchanger, the second filtering portion located within the one module, the second filtering portion in liquid communication with the second chamber of the equalizing vessel and the outflow of the heat exchanger. 2. The apparatus according to claim 1, further comprising a flexible membrane that closes off the equalizing vessel. 3. The apparatus according to claim 2, wherein the flexible membrane closes off the first chamber of the equalizing vessel and a second flexible membrane closes off the second chamber of the equalizing vessel. 4. The apparatus according to claim 2, wherein the flexible membrane is braced, on a side of the flexible membrane facing away from the coolant, by at least one spring arrangement. 5. The apparatus according to claim 2, wherein the equalizing vessel further includes a cover, the cover includes a first rim, and the flexible membrane includes a second rim, wherein the first rim of the cover of the equalizing vessel abuts against the second rim of the flexible membrane and clamps the first rim of the cover of the equalizing vessel between the first rim of the cover of the equalizing vessel and the equalizing vessel. 6. The apparatus according to claim 5, wherein the rim of the flexible membrane is joined directly to the equalizing vessel. 7. The apparatus according to claim 2, further comprising: a hermetically closed off space provided on a side of the flexible membrane, the side located opposite to the coolant. 8. The apparatus according to claim 7, wherein the membrane has a seam formed along a periphery of the membrane, wherein the hermetically closed off space is filled with a gas under positive pressure in order to counteract forces that act, as a result of a pressurized coolant, on the membrane and the seam. 9. The apparatus according to claim 1, wherein the filter is arranged within the one module formed by the equalizing vessel and the heat exchanger. 10. The apparatus according to claim 9, wherein the first filtering portion is provided adjacent the inflow of the heat exchanger. 11. The apparatus according to claim 9, wherein the second filtering portion is provided adjacent the outflow of the heat exchanger. 12. The apparatus according to claim 1, wherein the first filtering portion provides a first level of filtration and the second filtering portion provides a second level of filtration, wherein the first level of filtration is different from the second level of filtration. 13. The apparatus according to claim 1, wherein the filtering portion and the second filtering portion are joined to form a single module. 14. The apparatus according to claim 1, wherein the equalizing vessel is joined to the heat exchanger by a crimped joint. 15. The apparatus according to claim 14, further comprising: a seal provided between the equalizing vessel and the heat exchanger. 16. The apparatus according to claim 15, wherein the seal is joined to a filter to form a unitary element. 17. The apparatus according to claim 16, wherein the seal is joined to the filter by one of injection-embedding and vulcanization. 18. The apparatus according to claim 1, wherein the heat exchanger is configured as a flat-tube heat exchanger. 19. An apparatus comprising: a heat exchanger;an equalizing vessel capable of equalizing changes in the volume of a coolant, the equalizing vessel having at least one connector for the inflow and/or outflow of the coolant, the equalizing vessel having a flexible diaphragm arranged at a first boundary between the coolant and an ambient gas, anda filter located at a second boundary between the equalizing vessel and the heat exchanger,wherein the heat exchanger, the equalizing vessel, and the filter are joined to form a single module. 20. The heat exchanger according to claim 19, wherein the filter includes a first filtering portion and a second filtering portion that are joined to form a single module, the first filtering portion providing a first level of filtration and a second filtering portion providing a second level of filtration, wherein the first level of filtration is different from the second level of filtration. 21. An apparatus comprising: a heat exchanger;an equalizing vessel capable of equalizing changes in the volume of a coolant, the equalizing vessel being joined to the heat exchanger to form a first single module; anda filter member for filtering the coolant, the filter member having a first filtering portion and a second filtering portion, the first filtering portion being arranged at a first transition from the heat exchanger to the equalizing vessel, the second filtering portion being arranged at a second transition from the equalizing vessel to the heat exchanger. 22. The apparatus according to claim 21, wherein the filter member is implemented as a plastic part, and the filter member is directly attached to a housing element of the equalizing vessel. 23. The apparatus according to claim 21, further comprising a seal joined to the filter member to form a second single module, the seal provided between the equalizing vessel and the heat exchanger. 24. The apparatus according to claim 23, wherein the filter member is joined to the seal by one of injection-embedding and vulcanization.