A symbolic representation that illustrates the sequence of activities within a process. Used to show all the operation, inspection, storage, transportation, and delay activities that exist in a process.
A symbolic representation that illustrates the sequence of activities within a process. Used to show all the operation, inspection, storage, transportation, and delay activities that exist in a process.
1.
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Continuous Improvement Toolkit
Flow Process Chart
& Process Chart
2.
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The Continuous Improvement Map
Multivariate
Brainstorming
IDEF0
Document control
Check Sheets**
Flowcharting
Flow Process Chart**
KPIs
SCAMPER***
Pugh Matrix
Lateral Thinking
Reliability
Service Blueprints
Affinity Diagrams
Mind Mapping*
Attribute Analysis
Morphological Analysis
How-How Diagram***
Control Charts
Waste Analysis**
Time Value Map**
Value Stream Mapping**
Value Analysis**
Suggestion Systems
Histograms
Activity NetworksRACI Matrix
Stakeholder Analysis
Improvement Roadmaps
DMAIC
SWOT Analysis
Policy Deployment
Project Charter
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MOST
PERT/CPMDaily Planning
Delphi MethodPayoff Matrix
Relations Mapping
Data Mining
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Product Family Matrix Flow
Spaghetti**
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FMEA
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RAID Log*
Fault Tree Analysis
Paired Comparison
Traffic Light Assessment
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Run Charts
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A3 Thinking
Importance Urgency Matrix
Four Field Matrix
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Decision Balance Sheet
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Pick Chart
Gap Analysis*
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Collection
Understanding
Performance**
Implementing
Solutions***
Planning & Project Management*Managing
Risk
Understanding
Cause & Effect
Designing & Analyzing ProcessesGroup Creativity
Selecting & Decision Making
Five Ws
Process Redesign
Pull
Process Mapping
OEE
3.
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Flow Process Chart
A symbolic representation that illustrates the
sequence of activities within a process
4.
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Flow Process Chart
Used to analyze and record the activities that make up a
process to determine which steps add value and which do not
Allows us to focus on the value-added activities
5.
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Flow Process Chart
Often includes the
activities of an individual,
a team, a machine, a
computer system, or
combinations of all
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Flow Process Chart
Preferred over other process mapping techniques when
the process is sequential in nature
and contains few decision points
Some time it referred to as Process Sequence Chart
7.
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Flow Process Chart
A useful feature of the flow process
chart is that it can be drawn up as
the process is happening
So it provides an accurate description
of the process
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Flow Process Chart
By watching and recording, a person
for example can follow a part, noting
how and when it is produced, moved,
checked and stored
This ensures that what is actually
happening gets recorded
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Flow Process Chart
Later when analyzing the process, some steps
become obvious candidates for improvement, such
non-value-adding activities, long delays
and excessive transportation
10.
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Flow Process Chart
Used to show all the operation, inspection, storage,
transportation, and delay activities that exist in a process
From order-taking through scheduling to delivery
From raw material through production to the hands of the customer
From concept through detailed design to product launch
From the receiving through the plant to the shipping
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Flow Process Chart
Can be used to analyze value-added and non-value
added activities
NVA
Step 3
ENVA
Step 2
VA
Step 1
Helps identifying waste, long delays and other non-value-added
activities
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Flow Process Chart
Benefits
Track performance measures such as time, distance
traveled and error rates
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Flow Process Chart
Benefits
Costing the present and future charts will be
required to justify any future improvement proposal
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Flow Process Chart
It records the steps of a process along a vertical
or horizontal line
15.
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Flow Process Chart
The process activities are displayed using common
symbols along with text
Waiting
Inspecting
ReceivingSymbols to indicate the type of
activities being undertaken
Text to briefly describe
the activities
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Flow Process Chart
Common symbols are . . .
Operation Inspection Storage Transport Delay
These symbols have been accepted by many Lean practitioners and
organizations
Other categories and symbols can be used depending on the situation
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Flow Process Chart
Common symbols are . . .
Produce, add, change, or process something.Operation
Checking of items for quality and/or quantity.Inspection
The storing of items until later time.Storage
The movement of items or people between areas.Transport
The temporary waiting of something or somebody.Delay
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Flow Process Chart
Common symbols are . . .
Produce, change, add or process something.Operation
Examples: Drilling a hole in metal and serving a customer at a call center.
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Flow Process Chart
Common symbols are . . .
Checking of items to ensure correct quality and/or
quantity. Does not add or change anything.
Inspection
Examples: Checking for defects, measuring the dimensions of a product,
counting a received products, and getting feedback from a customer.
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Flow Process Chart
Common symbols are . . .
The storing of something until later time.Storage
Examples: Storing of finished goods in a warehouse, and storing of the
received supplies in a storeroom as inventory.
21.
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Flow Process Chart
Common symbols are . . .
The movement of people, materials, documents,
tools, or other items from one location to another.
Transport
Examples: A forklift moving
pallets from a warehouse into a
loading bay, a conveyer carrying
a partially completed product
from one machine to the next,
and a customer walking from
sales floor to cashier
Methods can be:
• Truck
• Forklift
• Crane
• Trolley
• Conveyer
• Hand
22.
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Flow Process Chart
Common symbols are . . .
The temporary waiting of something or somebody.Delay
Examples: The time spent waiting for maintenance and repair activities,
and the time the customer spent waiting in a queue.
O
R
D
E
R
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Flow Process Chart
Value-Added Activities and Waste
Only operations will add value (BUT not all operations!)
Inspection, storage, delay, and transportation activities will add
no value from the customer's viewpoint
Operation Inspection Storage Transport Delay
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Flow Process Chart
Other symbols . . .
Rework or scrap point
Decision
Longer-term storage (or when
storage is larger than a container)
Inspection while operating
Operating while transporting
Operating while being in storage
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Flow Process Chart
Care should be taken when choosing the right category, as a
delay of a machine could be an inspection made by an
operator or a transportation activity
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Flow Process Chart
There are three common types of flow process charts,
based on what is being charted . . .
Material-Type
Charts
Equipment-Type
Charts
Man-Type
Charts
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Flow Process Chart
Man-Type Charts
Shows the actions of a person or group of people
Take
samples
To QC
station
Inspect
samples
Enter results
into spreadsheet
Wait report
to be printed
S amp les In sp ec tion
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Flow Process Chart
Material-Type Charts
Shows what happens to a product or item as it moves
Enter invoice
into system
15 minutes
Match invoice
to PO
10 minutes
Send for
authorization
5 minutes
Wait payment
authorization
60 minutes
Back to
Accounts
5 minutes
Pay the
supplier
30 minutes
S u p p lier Invoic e Proc essin g
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Flow Process Chart
Equipment-Type Charts
Shows how a tool or an equipment is used
Use of an offic e copy mac h in e
Warming
up
Waiting to
place papers
Producing the
photocopies
Waiting to
be turned on
Waiting to press
the copy button
30.
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Flow Process Chart
A good practice is to chart the present process as
well as the future (proposed) process in order to
drive change and continuous improvement
AS IS TO BE
31.
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Flow Process Chart
The typical approach is that the present method is
recorded on a chart through direct observation, and then
the improvement will be proposed on a second chart
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Flow Process Chart
When charting the future chart, each step is subject to . . .
Elimination Combination Change sequence
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Flow Process Chart
The time for each process step and the distance travelled
should be calculated
The reduction of both will help in cost reduction and
will justify any improvement proposal
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Flow Process Chart
Improvements can be achieved as a result of the reduction of
the number of steps, the reduction of the time for any of the
steps, and the reduction of the distance travelled
1
23
35.
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Flow Process Chart
How to Construct a Flow Process Chart
With your team, describe the process, the scope and the boundaries
Observe the process, then record the process activities as they happen
Draw on a line the process activities as observed using the standard
set of symbols
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Flow Process Chart
How to Construct a Flow Process Chart
Label each process step with a brief description using as few words as
possible
Add further details as necessary including the distance travelled, error
rates, and the time take to perform each activity
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Flow Process Chart
Identify problem areas and improvement opportunities
How to Construct a Flow Process Chart
Come up with the proposed chart trying to reduce waste and increase
the percentage of the value added activities
38.
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Flow Process Chart
Transfer to
mixer
Convey to
forming machine
Pulping and
mixing
Waste paper
in storage
Forming Drying
Staking
for packing
Inspecting
and counting
Transfer to
storage
Packing Egg trays
in storage
Example – The Present Method of
an Egg Tray Production Process
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Flow Process Chart
Process Chart
Presenting the process activities and the related
information in the form of a table
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Flow Process Chart
Process Chart
vs.
Allows to provide further information about each process step (time, distance, etc.)
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Flow Process Chart
Step
#
Time
IN MINS
Distance
IN METERS
Process description
Helps estimating key metrics such as:
1. Distance travelled and process cycle time.
2. The percentage of the value added activities to the total activities.
3. The value-added time.
Process Chart
42.
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Flow Process Chart
Example – Supplier Invoice Processing
Step
#
Time
IN MINS
Distance
IN METERS
Process description
1 15 X Enter invoice into system
2 10 X Match invoice to PO
3 5 85 X Send for authorization
4 60 X Wait payment authorization
5 5 85 X Bring back to Accounts
6 30 X Pay the supplier
43.
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Flow Process Chart
Example – Supplier Invoice Processing
Step
#
Time
IN MINS
Distance
IN METERS
Process description
1 15 X Enter invoice into system
2 10 X Match invoice to PO
3 5 85 X Send for authorization
4 60 X Wait payment authorization
5 5 85 X Bring back to Accounts
6 30 X Pay the supplier
Number of steps 2 2 1 1 6
Time (minutes) 45 10 10 60 125
Distance (meters) – 170 – – 170
Process
Chart
Summary
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Flow Process Chart
Key Metrics
Number of steps 2 2 1 1 0 6
Time (IN MINS) 45 10 10 60 0 125
Distance (IN METERS) – 170 – – – 170
Distance traveled equals
the sum of all the distances
Cycle time equals the sum of all times and delays,
except for the activities that can be done in parallel
Value-added time = Operation time / Total time
45.
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Flow Process Chart
Key Metrics
Number of steps 2 2 1 1 0 6
Time (IN MINS) 45 10 10 60 0 125
Distance (IN METERS) – 170 – – – 170
Distance traveled = 175 metersCycle time = 45 + 10 + 10 + 60 = 125 minutes
Value-added time = 45 / 125 = 36%
Totals
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Flow Process Chart
Key Metrics
Annual
Labor
Cost
=
Process
time in
hours
Variable
cost per
hour
Number of times
process performed
per year
47.
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Flow Process Chart
Process charting is sometimes used in conjunction with
flow diagramming
Further Information
Archive
Inspection
Typist offices
Receiving
IN/OUT
A Flow Diagram
A drawing that is used to
analyze the movement
of materials, items or
people
48.
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Flow Process Chart
What do we think of a process is not necessary what it actually is . . .
What you think it is What it actually is What you would
like it to be
Hidden factors
Further Information
49.
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Flow Process Chart
Duplication
Excessive delays
Complex procedures
Long cycle times
Non-value
adding steps
Bottlenecks
Missing steps
Errors and rework
Too many inspections
Common Process Problems
Costly steps
Departure from
procedure
Dead ends
50.
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Flow Process Chart
Start
Lubricator
Cupper
De-Reeler
Body Maker 8
Trimmer
Body Maker 6
Trimmer
Body Maker 7
Trimmer
Body Maker 5
Trimmer
Body Maker 4
Trimmer
Body Maker 2
Trimmer
Body Maker 3
Trimmer
Body Maker 1
Trimmer
Washer
Washer Oven
Delay ?
BiDi
Delay ?
BiDi
Delay ?
BiDi
Coater
BRC ?
Base Rim
Coater
Coater Oven
Yes
Yes
Yes
Yes
Delay ?
BiDi
Yes
Decorator
Overvarnish
BRC
Decorator
Oven
Delay ?
BiDi
Yes
Inspection
Auto Sampling
Cold Room
LSM 1 LSM 2 LSM 3 LSM 4 LSM 5 LSM 6
IBO
Delay ?
BiDi
Yes
Fallen ?
595
240
2200
Light ?
Defect ? Scrap
Rogue ?
Delay ?
BiDi
Yes
Fallen ?
Palletiser
Strapper
Strapper
Pickup to
Warehouse
End
Scrap
Yes
Scrap
Yes
Yes
Yes
Yes
Light Tester
AV Camera
Rogue Can
Detector
Dropout
Dropout
Fallen ?Dropout Scrap
From IBO
Scrap
Scrap
Can Making Process
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