case study: new york marriott marquis bas & commissioning · marriott marquis hot water...
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Case Study:New York Marriott MarquisBAS & Commissioning
Bill Michell, RPA, FMA, CEOE
Director of Engineering
Retro-Commissioning (’05-’06)NYSERDA co-funded study
Re-Commissioning of all major mechanical, AHU & VAV systems
Re-Commissioning and re-engineering of Steam systems
Electricity reduction of 3% and Steam reduction of 15%
Lighting Retrofit (’06 ROI Project)BOH Lighting conversion to T-8 lamps & electronic ballasts/LED Exit signs
Escalator lamps converted to Cold Cathode lamps
2 year ROI; 793,300 KWH annual reduction
Lighting Retrofit (’07 ROI Project)Replacement of Atrium rail guest corridor lighting with T-8 fixtures
2 year ROI; 625,464 KWH
Building Automation System (’08 ROI Project)
- Installation of Tridium BAS- Convergence Johnson Controls 9100 BAS & original Honeywell BAS- Installation of VFD’s- Integration of Chiller Plant, Hot Water System & Lighting Controls- Chiller Plant Optimization- 2.5 year ROI, annual reduction of 2,887,337 KWH
BAS Commissioning Features
- Graphics; Easy operator interface
- System operations easily verified
- Open protocol; convergence & integration of controls- Trending
- Scheduling Tools- Allows for ongoing Continuous Commissioning
The Home Page
Weather
Buttons for
quick access
to floors
Move up and
down building for hot link to
floors
Buttons for specific
building systems
The Floor Plan
Press Floor 8
Custom
Graphics
Each group is
listed with space names
The Floor Plan
AHU summary
for floor
Shades area unit
serves. Click AC 9-2AC 9-2 shades
this area
Schedules
Press the schedule icon
Schedules
Multiple times and
temperature settings
Rooms grouped by
area and space names
Special Event
Schedules
Drag time is up and
down as required
Schedules
Press the Home Hot Link Button
The Home Page
Press Chiller Plant
Tab Navigation
for Subtopics
Color shifts denote
override or status conditions
Right click allows
for commanding certain objects
Isolation
valve status
Cooling Towers
Chiller Plant
Supply Air
Conditions
Fan
Summary
Return Air
Conditions
Access to Setpoints,
Schedules, Trends
Typical Air Handler
Hydronic
Reheat
Temperature
Setpoint Control
Flow Setpoint
Control
Space
Conditions
Typical VAV
AO
1
DO
1
DO
2
IN
1
IN
6
IN
3
JACE 2IO-34 IN
4IN
2
SS ST
SS ST
IN
5
P
P
IN
7
IN
8
AO
2
M
AO
3
SS ST
SS ST
DO
3
IN
9
DO
4
IN
10
IN
11
IN
12
Typical forZone 2 and 3
Steam
CondensateReturn
Steam
CondensateSupply
ExistingPneumatic
Steam Valve
ExistingPneumatic
Steam Valve
New MotorizedMixing Valve
V-1
Recirc.
Pump 1
Recirc.Pump 2
Heater 1
Heater 2
PrimaryPump 1
PrimaryPump 2
Diaphragm
Tank
DCWS
Hot Water
Supply to Zone
Building
Load
M
AO
4**
P
AO
5*
IN
14*
IN
13*
ExistingPneumatic
Valve
IN
15**
IN
16**
New Motorized
Mixing Valve V-2
Domestic Hot Water
TITLE
Marriott Marquis Hot Water Controller LayoutDRAWN BY
Karl Zimmerman
DATE
9/12/06
FILENAME
marriott marquis hot water.vsd
Intercon Systems, Inc.1060 Holland Drive Suite 3D Boca Raton, FL 33487
Internet
Hotel EthernetSwitch
Intranet-connectedPC
with Internet Explorer
22/2 BACnet MS/TP
CAT5
Reliable Controls
Local LCD Interface
DO
1DO
2DO
3DO
4
C C
DO
5DO
6DO
7DO
8
C C
DO
9DO
10
C
AO
1AO
2AO
3AO
4
0V0V
AO
5AO
6AO
7AO
8
0V0V
UI
1UI
2UI
3UI
4G G
UI
5UI
6UI
7UI
8G G
UI
9UI
10UI
11UI
12G G
UI
13UI
14UI
15UI
16G G
H(+)
N(-)
24VAC
IO-34
ZONE 2
485 COM2
LAN1LAN2
232 COM1
WPM24V
s + -
JACE-201
#
Tridium JACE 201
120/24vac
H N
RIB RIB RIB RIB
24vac (-)
24vac (+)
+ - + - + - + -
MEP
Transducer
EP
Transducer
+ - + -
+
-
ZonePrimary
Pump 2
ZonePrimaryPump 1
ZoneRecirc
Pump 1
ZoneRecirc
Pump 2
ZoneHeater 2
SteamValve
ZoneHeater 1
SteamValve
Zone
MixingValve 1
Dom
estic C
WS T
em
p
Zone Pre
heate
d C
WS T
em
p
Zone Prim
. Pum
p 2
Sta
tus
Zone Prim
. Pum
p 1
Sta
tus
Zone Heate
r 2 H
WS In T
em
p
Zone Heate
r 1 H
WS In T
em
p
Zone Heate
r 2 H
WS O
ut Tem
p
Zone Heate
r 1 H
WS O
ut Tem
p
Zone Recirc. Pum
p 1
Sta
tus
Zone R
ecirc. Pum
p 2
Sta
tus
Zone H
WR T
em
p
Zone H
WS T
em
p
RIB
EP
Transducer
M
RIBXF split core current
switch
RIBU1C SPDT relay
UCP522 EP transducer tocontrol existing pneumatic
steam valves
3-way 24vac spring returnmodulating mixing valve(VGF31EM30/KAS-175-M)
10K Type III thermistorwith immersion well
CAT5
CAT5
9th Floor
M
+
-
Zone
MixingValve 2**
Ste
am
Condensate
Suppy T
em
p*
Ste
am
Condensate
Retu
rn T
em
p*
EP
Transducer
+ -
ZoneSteam
Cond.Valve*
Zone V
alv
e 1
HW
S T
em
p**
Zone V
alv
e 2
HW
S T
em
p**
IO-34
ZONE 3 (Same as Zone 2)
DO
1DO
2DO
3DO
4
C C
DO
5DO
6DO
7DO
8
C C
DO
9DO
10
C
AO
1AO
2AO
3AO
4
0V0V
AO
5AO
6AO
7AO
8
0V0V
UI
1UI
2UI
3UI
4G G
UI
5UI
6UI
7UI
8G G
UI
9UI
10UI
11UI
12G G
UI
13UI
14UI
15UI
16G G
H(+)
N(-)
24VAC
* Denotes Optional device
** Denotes option for 2 dedicated valves vs. single common control
valve
Domestic Hot Water
Heater
Temperature
Mixing Valve
Temperature Zone Supply
Temperature
Domestic Hot Water
Temperature
Time
Legend
Trend shows
Tower Fan power loss
Trends