BMS Concept (What is BMS)

7/23/2019 BMS Concept (What is BMS)

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BMSBuilding Management System

BABuilding Automation

BASBuilding Automation System




Servers

T

Sensor

Actuator

DDC DDC DDC DDC DDC DDC

* DDC –Direct Digital Control ler

Web PCClient PC

T

Sensor

Actuator

Gateway

Thirdparty

devices

MANAGEMENT LAYER

Device

Device

Network

controller

Network

controller

BMS system layout

CONTROL LAYER

FIELD DEVICE LAYER




SERVER

T

Sensor

Actuator

DDC DDC DDC DDC DDC DDC

* DDC –Direct Digital Controller

PCOPERATOR

T

Sensor

Actuator

WEB PC

Gateway

Thirdparty

devices

Device

Device

Network

controller

Network

controller

BMS system layout

DSS SMS

SCS SCS

BACnetGateway

MANAGEMENT LAYER

CONTROL LAYER

FIELD DEVICE LAYER




What BMS does?




BMS and Electrical System

Status

Failure

GeneratorBMSPoint – Point

Modbus

Status MCB, MCCBBMSPoint – Point

On/Off

Status

ACB,Contactor

BMSPoint – Point

Status Power Meter, ATS

BMS

Point – Point

Modbus

Failure

Control Monitor

Dry Contact or Modbus Protocol

Dry Contact

Dry Contact

Dry Contact or Modbus Protocol




BMS and HVAC

HVACHeating, Ventilating, Air Conditioning

VRF System

VRF (conventional) Variable Refrigerant Flow

VRV (Daikin)

Variable Refrigerant Volume

Chiller

VRF

Chiller

Air Cooled ChillerWater Chiller




Lighting

BMS and VRF Systems

Control Monitor

Status

Failure VRFBMSBACnet

On/Off

VRFBMSBACnet

Operation schedule

Set point

Room temprature

Failure

Duty Cycle ControlOptimum Start/Stop

BACnet Gateway / Point to point

Interlock with lighting

BACnet / Point to point




BMS and Chiller Plant

Control MonitorRotation Control

Sequential Control

Sequential with Base Unit Changeover

Chiller PlantBMS

Controlvanlve

SensorBACnet GW

Operation Sequence Table

Multiple Units Control at Startup

Daytime/Nightime Mode Switchover

Correction Control by Temp.

Max./Min. Number of Operating Units

Power Failure Restoration Control

Control chiller by control valves,sensors or through BACnet

Gateway

Rotation Control with manual increase

Programmed Control

Group Status

Device Status




BMS and Ventilation System (I)

Control Monitor

Power supply

On/Off Exhausting fanBMSPoint to point

Supply fan & kitchen fan

BMSPoint to point

On/Off

Fan Status

Failure

Fan Status

Failure

Power supply

Sensor CO2

Control damper by air flow sensor




BMS and Ventilation System (II)

Control Monitor

Power supply

On/Off Stair / ElevatorPressurization

Fan

BMSPoint to point

Failure

StatusdPS

Fan speed

Different pressuare




BMS and Elevator

Control Monitor

Power Supply

On/Off

ElevatorBMSPoint to point

Status(run/stop/floor)

Dry Contact or BACnet GW

BACnet

Failure




BMS and Water Suppy

Control Monitor

High/low status

On/Off

Tank BMSPoint to point

PumpsBMSPoint to point

Pump rotation

Failure

Pump status

Power supply

Dry Contact

Dry Contact

Pump schedule




BMS and Fire Alarm System

Control Monitor

Fire AlarmFire Alarm

CabinetBMS

Point to point

Fire Protection

PumpBMS

Point to point

Back-up interlock controlfor fire alarm

Pump Failure

Pump Status

Power Supply of pump

Dry Contact or BACnet GW

Dry Contact

BACnet

Duct pressurePressure sensor

BMS monitor only, no controlor backup control




BMS and CCTV

CCTV BMS

OPC

I/O

BMS monitor power supply of

CCTV only

Control Monitor

Power supply

Fire alarm interlock control CCTV




BMS and Access Control System

Access ControlBMSOPC

BMS monitor AC only, or controlfor backup case

Control Monitor

Failure

Power Supply

Control (backup)




AC

BMS and Lighting Control

Control Monitor

On/Off LightingBMS

Point to point

Dry Contact / Modbus / BACnet GW

Lighting Line

ScheduleModbusBACnet

Interlock control AC




BMS and Parking System

Control Monitor

On/Off Fan ParkingSystem

BMSBACnet

BACnet gateway

Status

Interlock control by BMS

CO sensor




Specifications

Graphic

Applications




Specifications

Calendar control

Time program control

Applications




Specifications

Alarm Dashboard

Daily Report

Applications




Specifications

Optimum Start/Stop Control

Duty Cycle Control

Applications




Product

Feature

Highlights




Technicalsupport

& services

Consult& Design

Highlights



Thank you

End of Presentation

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BMS Concept (What is BMS)

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