Mobile water cart with water pre-conditioning device

Patent metadata

Field	Value
Publication number	US-10131554-B2
Application number	US-201514798772-A
Country	US
Kind code	B2
Filing date	Jul 14, 2015
Priority date	Jul 16, 2014
Publication date	Nov 20, 2018
Grant date	Nov 20, 2018

Abstract

Water supply vehicle comprising a water reservoir, a flow through descaling device having a water inlet, a water outlet, a detecting device for detecting a water characteristic in a water flow from the water inlet to the water outlet, a controllable water descaling device, and a controlling device being designed for controlling the water descaling device based on a water characteristic detected by the detection device, wherein the water reservoir is connected to the water inlet, wherein the water outlet is connectable to a water hose for supplying water to a water consumer.

First claim

What is claimed is:

1. A water supply vehicle comprising:
a water reservoir,
a flow through descaling device having a water inlet, a water outlet, a detecting device for detecting a water characteristic in a water flow from the water inlet to the water outlet, a controllable water descaling device, and a controlling device being designed for controlling the water descaling device based on a water characteristic detected by the detecting device, and
a regeneration line,
wherein the water reservoir is connected to the water inlet,
wherein the water outlet is connectable to a water hose for supplying water to a water consumer,
wherein the controlling device comprises a data storage element configured to store predetermined water characteristics,
wherein the controlling device is configured to control the water descaling device based on a comparison of the detected water characteristic and the stored values of predetermined water characteristics,
wherein the regeneration line connects a branch downstream of the water descaling device and connects a branch upstream of the water descaling device,
wherein the regeneration line comprises a circulation pump for generating a circular flow and iterate flow of a regeneration fluid through the water descaling device,
wherein the water supply vehicle further comprises an additive reservoir and a first controllable feeding device for the additive reservoir, wherein the first controllable feeding device is adapted to control a feeding of an additive from the additive reservoir between the water descaling device and the water outlet,
wherein the regeneration line comprises an additional additive reservoir and a second controllable feeding device for the additional additive reservoir, to feed a regeneration liquid to the regeneration line, and
wherein a bypass line for bypassing the water descaling device connects a first branch upstream of the water descaling device, connects a second branch downstream of the water descaling device and upstream of the additive reservoir, and is arranged parallel to the regeneration line such that upstream ends of the bypass and regeneration lines are coupled together and such that downstream ends of the bypass and regeneration lines are coupled together.

2. The water supply vehicle according to claim 1 , wherein the water reservoir comprises a heater.

3. The water supply vehicle according to claim 1 , wherein the water supply vehicle comprises an additional pump arranged so as to force a water flow from the reservoir through the flow through descaling device to the water outlet.

4. The water supply vehicle according to claim 1 , wherein the water descaling device is an electrolytic descaling device.

5. The water supply vehicle according to claim 1 , further comprising a service panel being adapted for indicating of needed parameters and a parameter input or adjustment possibility.

6. The water supply vehicle according to claim 1 , wherein the detecting device for detecting a water characteristic is adapted to detect at least one characteristic out of a group, the group consisting of:
water hardness,
water conductivity,
pH-value,
water temperature, and
water flow.

7. The water supply vehicle according to claim 1 , further comprising a filter for filtering residuals from the water, wherein the filter is arranged between the water descaling device and the water outlet.

8. The water supply vehicle according to claim 1 , further comprising a recirculation line, wherein the recirculation line branches after the water descaling device and ends in the water reservoir for circulating water from the water reservoir to the water descaling device and back to the water reservoir.

9. The water supply vehicle according to claim 1 , wherein the controlling device comprises a voltage/current detection, wherein the controlling device is adapted to control the controlling voltage/current of the water descaling device to be below a predetermined threshold value so as to avoid electrolysis of the water.

10. The water supply vehicle according to claim 1 , wherein the water descaling device is a lime descaling device.

11. A water supply vehicle comprising:
a water reservoir,
a flow through descaling device having a water inlet, a water outlet, a detecting device for detecting a water characteristic in a water flow from the water inlet to the water outlet, a controllable water descaling device, and a controlling device being designed for controlling the water descaling device based on a water characteristic detected by the detecting device, and
a regeneration line,
wherein the water reservoir is connected to the water inlet,
wherein the water outlet is connectable to a water hose for supplying water to a water consumer,
wherein the controlling device comprises a data storage element configured to store predetermined water characteristics;
wherein the controlling device is configured to control the water descaling device based on a comparison of the detected water characteristic and the stored values of predetermined water characteristics,
wherein the regeneration line connects a branch downstream of the water descaling device and connects a branch upstream of the water descaling device,
wherein the regeneration line comprises a circulation pump for generating a circular flow and iterate flow of a regeneration fluid through the water descaling device,
wherein the water reservoir comprises a heater,
wherein the water supply vehicle further comprises an additive reservoir and a first controllable feeding device for the additive reservoir, wherein the first controllable feeding device is adapted to control a feeding of an additive from the additive reservoir between the water descaling device and the water outlet,
wherein the regeneration line comprises an additional additive reservoir and a second controllable feeding device for the additional additive reservoir, to feed a regeneration liquid to the regeneration line, and
wherein a bypass line for bypassing the water descaling device connects a first branch upstream of the water descaling device, connects a second branch downstream of the water descaling device and upstream of the additive reservoir, and is arranged parallel to the regeneration line such that upstream ends of the bypass and regeneration lines are coupled together and such that downstream ends of the bypass and regeneration lines are coupled together.

12. The water supply vehicle according to claim 11 , wherein the water supply vehicle comprises a pump arranged so as to force a water flow from the reservoir through the flow through descaling device to the water outlet.

13. The water supply vehicle according to claim 11 , further comprising:
a filter for filtering residuals from the water, wherein the filter is arranged between the water descaling device and the water outlet.

14. The water supply vehicle according to claim 13 , further comprising a recirculation line, wherein the recirculation line branches after the water descaling device and ends in the water reservoir for circulating water from the water reservoir to the water descaling device and back to the water reservoir.

15. The water supply vehicle according to claim 14 , wherein the controlling device comprises a voltage/current detection, wherein the controlling device is adapted to control the controlling voltage/current of the water descaling device to be below a predetermined threshold value so as to avoid electrolysis of the water.

Assignees

• Airbus Operations Gmbh

Inventors

• Reiss Matthias
• Flashaar Sebastian
• Becker Ole

Classifications

• C02F2303/22

  Eliminating or preventing deposits, scale removal, scale prevention (C02F1/042, C02F1/4602, C02F5/00 take precedence) · CPC title

• B60P3/224 Primary

  comprising auxiliary devices, e.g. for unloading or level indicating (catwalks, ladders or safety railings therefor B60R3/005) · CPC title

• C02F2209/003

  Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process · CPC title

• C02F1/4602 Primary

  for prevention or elimination of deposits · CPC title

• B01D2311/12

  Addition of chemical agents · CPC title