# NOx Formation Project

**Analyze Phase**  **John Hausman March 4, 2008** 

### 1

# Test Plan

2

# Data Collection **Plan**

 

# All NOx

D ata will be collected by Barr Engineering in accordance to our Te st Schedule. Furnace Conditions will be

3 

# changed by Jef

f Jones.  

# All other data will be ex ported post - test period from our PI historian into Ex cel/Minitab for analyses.

# Minitab Correlation **Output –**  **4 Day S**  **tack Test**

4

# Boxplot **of the 4 Stacks –**  **All Conditions**

2 0 0 1 7 5 1 5 0 1 2 5 

# B **o x**  **p l**  **o t**  **o f**  **S t**  **a c**  **k 1**  **, S**  **t a**  **c k**  **2 ,**  **S t**  **a c**  **k 3**  **, S**  **t a**  **c k**  **4**

5 

## S t a c k 4 S t a c k 3 S t a c k 2 S t a c k 1 1 2 5 1 0 0 7 5 5 0**D a** **t a** 

# Furnace **Settings per Condition**  Condition 2
– Maximum Tons, Maximum Airflow, 2240 ° Condition 3
– 420 lt/hr, Maximum Airflow, 2240 ° Condition 4
– 420 lt/hr, Maximum Airflow, 2350 °

6 

# Condition 7
– Maximum Tons, Maximum Airflow, 2200 ° Condition 8
– 420 lt/hr, Indexed (less airflow), 2300 ° Condition 12
– Maximum Tons, Maximum Airflow, 2350 °

## 1 9 0

1 8 0 1 7 0 1 6 0 1 5 0 1 4 0**S t** **a c** **k 1**  

# B **o x**  **p l**  **o t**  **o f**  **S t**  **a c**  **k 1** 

7 C o n d i t i o n 9 C o n d i t i o n 8 C o n d i t i o n 7 C o n d i t i o n 6 C o n d i t i o n 5 C o n d i t i o n 4 C o n d i t i o n 3 C o n d i t i o n 2 C o n d i t i o n 1 2 C o n d i t i o n 1 1 C o n d i t i o n 1 0 

## 1 4 0 1 3 0 1 2 0 1 1 0

**C o**  **n d**  **i t**  **i o**  **n**

## 1 4 0

1 3 0 1 2 0 1 1 0**S t** **a c** **k 2**  

# B **o x**  **p l**  **o t**  **o f**  **S t**  **a c**  **k 2** 

8 C o n d i t i o n 9 C o n d i t i o n 8 C o n d i t i o n 7 C o n d i t i o n 6 C o n d i t i o n 5 C o n d i t i o n 4 C o n d i t i o n 3 C o n d i t i o n 2 C o n d i t i o n 1 2 C o n d i t i o n 1 1 C o n d i t i o n 1 0 

## 1 0 0 9 0 8 0

**C o**  **n d**  **i t**  **i o**  **n**

## 1 1 0 1 0 0 9 0 8 0**S t** **a c** **k 3**  

# B **o x**  **p l**  **o t**  **o f**  **S t**  **a c**  **k 3** 

9 C o n d i t i o n 9 C o n d i t i o n 8 C o n d i t i o n 7 C o n d i t i o n 6 C o n d i t i o n 5 C o n d i t i o n 4 C o n d i t i o n 3 C o n d i t i o n 2 C o n d i t i o n 1 2 C o n d i t i o n 1 1 C o n d i t i o n 1 0 

## 8 0 7 0 6 0

**C o**  **n d**  **i t**  **i o**  **n**

## 9 0

8 0 7 0 6 0**S t** **a c** **k 4**  

# B **o x**  **p l**  **o t**  **o f**  **S t**  **a c**  **k 4** 

10 C o n d i t i o n 9 C o n d i t i o n 8 C o n d i t i o n 7 C o n d i t i o n 6 C o n d i t i o n 5 C o n d i t i o n 4 C o n d i t i o n 3 C o n d i t i o n 2 C o n d i t i o n 1 2 C o n d i t i o n 1 1 C o n d i t i o n 1 0 

## 5 0 4 0

**C o**  **n d**  **i t**  **i o**  **n**

# No **x (l b/hr**  **) vs**  **chamber tem**  **p**

100 120 140 160 180 200**N o** **x (** **l b** **/ h** **r )**  

## sta ck 1 sta ck 2 sta ck 3 sta ck 4

11 

# 0 20 40 60 80 100

2350 2265 2240 2200 **cham ber**  **te mp** **N o** **x (** **l b** **/ h** **r )** 

# +1/4" After Tu **mbl e v**  **s T EM**  **P**

96. 2 96. 4 96. 6 96. 8**% +** **1 /** **4 "** 



### 12 95. 4 95. 6 95. 8 96

2350 2265 2240 2200 **Temperature %** **+ 1** **/ 4** **"**

# Av **er ag**  **e Co mpr**  **essi on**  **vs Cha**  **mbe r**  **TE MP** 

530 540 550 560**A v** **g C** **o m** **p r** **e s** **s i** **o n** **, l** **b s** 



### 13 480 490 500 510 520

2350 2265 2240 2200 **Cham ber** 

**T emp**  **s A** **v g** **C o** **m p** **r e** **s s** **i o** **n ,** **l b** **s**

# -300 l **b Compr**  **essi on**  **vs Ch**  **am be**  **r TE**  **MP**

5 6 7 8 9**% -** **3 0** **0 l** **b s** 



### 14 0 1 2 3 4

2350 2265 2240 2200 **Temperature %** **- 3** **0 0** **l b** **s**