open building information monitoring
Post on 15-Feb-2016
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Open Building Information Monitoring
Andrew KrioukovDavid Culler
Previously: Manual Instrumentation
4/12/11 2CPS 2011
Cory Hall Sensors & Meters• 10 Dent PowerScout electrical meters
– ModBus, RS-485• 2 Power Standards Labs meters
– Ethernet• 2 ION 6200 meters
– ModBus, RS-485• 70 ACME receptacle meters
– 802.15.4/LoWPAN/IP• 4 rooftop solar, temp sensors• Obvius steam meter Panel 1 Panel 2
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B
sMAP: Narrow Waist
CSV, HTTP HTML, HTTP Bacnet/IP ModBusRS-485
JSON, HTTPsMAP
Modeling
Visualization
ContinuousCommissioning
Control
PersonalFeedback
DebuggingStorage LocationAuthentication
Actuation
Appl
icati
ons
Differing Schemas, Encodings and Transport
Sutardja Dai Hall
• ~140k sq. feet• Siemens Apogee BMS• WattStopper• BACnet/IP• 5886 sense/control
points
NetworkSensors,Actuators Controllers
Modem
Siemens P2over RS-485
ApogeeServer
RemoteLogin
BACnet/IP
Gateway
sMAP
Internet
ApogeeServer
RemoteLogin
BACnet/IP
Gateway
sMAP
Internet
Network
WattStopperServer Modem
Remote Login,BACnet/IP
BACnet/IP Protocol
• Schema– Devices– Objects– Types– Properties
• Methods– Discovery– Read– Write
Schema
Object Types (50 total):Device ID
Object ID, Type Num
Object ID
…
Property ID
Property ID
Analog – FloatBinary – Boolean (e.g. relay state)Multi-state – Enum (e.g. high/med/low)
Input – Sensor input (e.g. temp)Output – Control output (e.g. valve pos)Value – Variable (e.g. setpoint)
Schedule
…
Schema
Properties (344 total):• PROP_PRESENT_VALUE• PROP_DESCRIPTION• PROP_LOCATION• PROP_UNITS• PROP_SCALE• PROP_LOW_LIMIT…
Units (190 total):• Area• Electrical• Frequency• Length• Light• Mass• Mass Flow• Power• Pressure• Temperature• Time• Torque• Velocity• Volume• Volumetric Flow…
Data• 1358 control settings
– Set points, Relays (lights, pumps, etc), Schedules• 2291 meters/sensors
– Power (building, floor, lights, chiller, pumps, etc)• Current, voltage, apparent, real, reactive, peak
– Temp (rooms, chilled water, hot water)– Air volume– Alarms, Errors
• 2165 control outputs– Dampers, valves, min/max flow, fan speed, PID parameters
• 72 other
Extendable to other Buildings
• Center for the Built Environment– Other buildings on campus
• NY Times Building
DataMSB
MS41A (FAB Process Tool)
MS41B (FAB Mech))
MD42AEX-6EX-7
ELEV-4SCHWP-1SCHWP-2
CWP-1CWP-2PVP-1PVP-2
PCWP-1PCWP-2CHP-1
CDAC-1CDAC-2
SF-1SF-2SF-3
RO/DIAcid Wash
RAHU-1 thru 26
ATS-E02
EOCD41BCAC-1CAC-2
CITRIS Server RoomBDF
IDF-3IDF-6
MDC-UPS-Bypass
ATS-EL
ELCD41AEmergency Lights and Recepticals
ELMD47AEF-1EF-2EF-3EF-4
CB4A
CL42A
CL43A
CL44A
CL45A
CL46A
CL47A
CR27A
CR26A
CR25A
CR24A
CR23A
CR22A
Power Breakdown
Lights &
Plugs14%
Servers &
Cool-ing
15%
HVAC52%
Other19%
Building Power (Excluding Nano Fab)
0
50
100
150
200
250
300
350
400
Lights & PlugsServers & CoolingNano FabHVACOtherPo
wer
(kW
)
Building Power
Issues
• Naming & Metadata– Based on underlying physical controllers
• Encoding – binary• Schema – fixed• Security
ApogeeServer
RemoteLogin
BACnet/IP
Gateway
sMAP
Internet
Security Issues
WattStopperServer Modem
Remote Login,BACnet/IP
Questions
Sutardja Dai Building PowerMSA MSB
AH1A &1B CAC 1&2
ELEV 4 CITRIS Server Room
CHP 2&3 IDF 3-6
SF.2 BDF
CH-1 Lev. 2-7 Lighting and Receptacles
CP-1 FAB HVAC Load
800kW – 1MW
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