Power installation with UPS

Patent metadata

Field	Value
Publication number	US-10615633-B2
Application number	US-201715671885-A
Country	US
Kind code	B2
Filing date	Aug 8, 2017
Priority date	Aug 8, 2016
Publication date	Apr 7, 2020
Grant date	Apr 7, 2020

Abstract

The present application contemplates a power installation including an uninterruptible power supply system and a user installation, wherein the user installation includes a load, at least one AC power source, at least one secondary power supply, at least one controllable hardware component, and a system Protective Earth, the uninterruptible power supply system includes—at least one uninterruptible power supply module, and a control device for controlling the uninterruptible power supply system based on at least one system parameter of the uninterruptible power supply system, wherein the at least one uninterruptible power supply system is connected between the at least one AC power source, the at least one secondary power supply, and the load, the power installation further includes at least one installation control assembly including an assembly controller, and at least one measurement device connected to the assembly controller, wherein the installation control assembly is galvanically referenced to system Protective Earth, and the assembly controller performs a control of the uninterruptible power supply system and the at least one controllable hardware component based on measurement signals received from the at least one measurement device.

First claim

The invention claimed is:

1. A power installation comprising an uninterruptible power supply system and a user installation, wherein the user installation comprises
a load,
at least one AC power source,
at least one secondary power supply,
at least one controllable hardware component, and
a system Protective Earth,

the uninterruptible power supply system comprises
at least one uninterruptible power supply module, and
a control device for controlling the uninterruptible power supply system based on at least one system parameter of the uninterruptible power supply system,
wherein the at least one uninterruptible power supply system is connected between the at least one AC power source, the at least one secondary power supply, and the load,
at least one installation control
assembly comprising
an assembly controller, and

at least one measurement device connected to the assembly controller,
wherein
the installation control assembly is galvanically referenced to system Protective Earth, and
the assembly controller performs a control of the uninterruptible power supply system and the at least one controllable hardware component based on measurement signals received from the at least one measurement device.

2. The power installation according to claim 1 ,
wherein the installation control assembly comprises at least one out of a control input and a control output for receiving control signals and for transmitting control signals, respectively.

3. The power installation according to claim 1 , wherein
the control inputs and control outputs are isolated, non-isolated or a combination thereof.

4. The power installation according to claim 1 , wherein
the at least one measurement device is a measurement device for at least one out of voltage, current, temperature, mass flow or others.

5. The power installation according to claim 1 ,
wherein
the power installation comprises multiple installation control assemblies forming an installation control assembly system,
wherein
the assembly controllers of the installation control assembly system perform a common control of the uninterruptible power supply system and the at least one controllable hardware component.

6. The power installation according to claim 5 ,
wherein
the assembly controllers of the installation control assembly system operate on a master/slave or a distributed and redundant control architecture.

7. The power installation according to claim 5 ,
wherein
the installation control assembly system comprises an independent assembly controller controlling the uninterruptible power supply system and the at least one controllable hardware component.

8. The power installation according to claim 1 ,
wherein
the assembly controller performs a control of the uninterruptible power supply system and the at least one controllable hardware component, with a choice of power source according to a defined preference.

9. The power installation according to claim 8 , wherein
the assembly controller implements a control of the uninterruptible power supply system and the at least one controllable hardware component with a choice of power source according to at least one out of
power installation efficiency optimization,
power source current Power Factor (PF),
power source quality,
availability of regenerative power sources as secondary power supplies, and
a user controlled preference of power sources.

10. The power installation according to claim 1 ,
wherein
the installation control assembly implements a control, communication and measurement capability for the uninterruptible power supply system beyond the inherent control capability of the uninterruptible power supply system.

11. The power installation according to claim 1 ,
wherein
the load comprises a specification of at least one out of a load voltage, a load current and a load frequency, whereby the assembly controller performs a control of the uninterruptible power supply system and the at least one controllable hardware component based on the specification of at least one out of a load voltage, a load current and a load frequency.

12. The power installation according to claim 1 ,
wherein
the at least one controllable hardware component comprises at least one out of
a switch gear,
components for thermal management, in particular of the uninterruptible power supply system,
an additionally isolated control interface, and
self-contained assemblies in communication with the uninterruptible power supply system.

13. The power installation according to claim 1 ,
wherein
at least one out of the installation control assembly, the control device, and a communication system for communication of the installation control assembly and the control device comprises a user interface enabling safe access by a system operator.

14. The power installation according to claim 1 ,
wherein
the uninterruptible power supply system comprises multiple uninterruptible power supply modules, which are connected in parallel within the uninterruptible power supply system.

15. The power installation according to preceding claim 14 ,
wherein
each uninterruptible power supply module comprises a control unit, whereby
the control units are in communication with each other, and
at least one out of the control units implements the control device of the uninterruptible power supply system and commonly controls the multiple uninterruptible power supply modules.

16. The power installation according to claim 2 , wherein the control inputs and control outputs are isolated, non-isolated or a combination thereof.

17. The power installation according to claim 2 , wherein the at least one measurement device is a measurement device for at least one out of voltage, current, temperature, mass flow or others.

18. The power installation according to claim 3 , wherein the at least one measurement device is a measurement device for at least one out of voltage, current, temperature, mass flow or others.

19. The power installation according to claim 2 , wherein the power installation comprises multiple installation control assemblies forming an installation control assembly system, and
wherein the assembly controllers of the installation control assembly system perform a common control of the uninterruptible power supply system and the at least one controllable hardware component.

20. The power installation according to claim 3 , wherein the power installation comprises multiple installation control assemblies forming an installation control assembly system, and
wherein the assembly controllers of the installation control assembly system perform a common control of the uninterruptible power supply system and the at least one controllable hardware component.

Assignees

• Abb Schweiz Ag

Inventors

• Paatero Esa-Kai
• Notari Nicola
• Furlan Ivan

Classifications

• H02J9/06 Primary

  with automatic change-over {, e.g. UPS systems} · CPC title

• H02J9/04

  in which the distribution system is disconnected from the normal source and connected to a standby source · CPC title

• H02J9/00 Primary

  Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting · CPC title